Patent Applications 2012-2016

[1]    M. Aikio and S. Nedevschi, "Optical apparatus mounted in vehicle, has camera that includes detecting component to transform optical images formed through omnidirectional optical components into electrical signals, and feeds electrical signals to image processing unit," WO2012038601-A1.

[2]    A. Alutei, D. Mandru, and B. Chetran, "Braille alphabet learning system, consists of Braille device, control module of Braille device and interface for assistant teacher," RO129193-A2.

[3]    M. Arghir and A. F. Pop, "METHOD FOR DAMPING VIBRATIONS OF HUMAN OPERATOR'S FOREARM," RO130148-A2.

[4]    R. Arsinte and D. M. Petreus, "BIPOLAR CURRENT PULSE AMPLIFIER IN HYBRID BRIDGE WITH SYMMETRICAL CONTROL," RO128681-A2.

[5]    A. Astilean, S. Folea, C. Avram, M. Hulea, R. F. Miron, T. S. Letia, et al., "SECURED SYSTEM AND METHOD OF COMMUNICATION BETWEEN FIXED AND MOBILE DEVICES," RO127706-A2; RO127706-B1.

[6]    G. L. Baia, M. Begea, A. Ciric, G. Craciun, L. Craciun, V. Danciu, et al., "PROCESSES FOR OBTAINING INTELLIGENT FOOD PACKAGES," RO130496-A0; EP3078275-A1.

[7]    D. L. Baldean, F. E. Mariasiu, and N. Burnete, "METHOD FOR MULTI-FUEL SUPPLY OF INTERNAL COMBUSTION ENGINES WITH AEROSOLS PRODUCED BY ULTRASONICATION FROM ALCOHOL-BASED BIOFUELS," RO131509-A0.

[8]    B. Belean, M. E. Borda, R. Terebes, and R. E. Malutan, "METHOD AND HARDWARE ARCHITECTURE FOR AUTOMATIC MICROARRAY IMAGE ADDRESSING," RO127341-A2.

[9]    P. Bere, P. Berce, O. Nemes, N. Balc, and P. P. Bere, "PROCESS AND DEVICE FOR MAKING PLATES OF POLYMERIC COMPOSITE MATERIALS REINFORCED WITH FIBERS," RO128093-A0; RO128093-B1; RO128093-A8.

[10]    P. P. Bere, P. Berce, and H. Iancau, "PROCESS AND DEVICE FOR PRODUCING BENT HOLLOW PARTS WITH VARIABLE CROSS-SECTION MANUFACTURED FROM POLYMER COMPOSITE MATERIALS REINFORCED WITH FIBRES," RO127951-A2.

[11]    O. Bizerea, V. Cosma, O. Costisor, E. Fagadar-Cosma, L. Olenic, E. M. Pica, et al., "POTENTIOMETRIC SENSOR BASED ON PORPHYRIN IONOPHORE WITH HIGH SELECTIVITY TO SILVER," RO123447-B1.

[12]    M. E. Borda, O. Tornea, R. Terebes, and E. R. Malutan, "OTP ENCRYPTION SYSTEM AND METHOD BASED ON RANDOM SEQUENCES DETERMINED BY DNA STRUCTURES," RO129751-A2.

[13]    S. Brad, "Intelligent automation system for monitoring and configuring functionality of intelligent equipment, comprises main control unit that controls connection change of external world with intelligent input or output equipments," EP2720096-A2; EP2720096-A3.

[14]    S. Breban, M. Chirca, A. V. Neag, and P. D. Teodosescu, "Electro mechanical actuator with electronic control device, meant for rotary actuation of any element or equipment which needs maximum angular rotation," RO131166-A0.

[15]    S. Breban, V. Mester, and C. A. Oprea, "Axial flux permanent magnet electrical machine for use with e.g. wind turbine, has stator or rotor including discrete windings that are mounted radially at equal distance, with hollow spaces and on inner windings support," EP2869433-A1; EP2869433-B1.

[16]    C. Brisan, "Modules for reconfiguration of parallel robots, have pair of combinations of linkages, linkage has spherical joint, prism-shaped joint and universal joint," RO127277-A2.

[17]    C. Brisan and M. Hiller, "Method for generation of kinematical structures for reconfigurable parallel robots with vertical actuators, involves determining number of prismatic- spherical-universal kinematic chains based on desired number of degrees of freedom," EP2444209-A1; EP2444209-B1.

[18]    S. Butaciu, S. I. Cadar, E. Darvasi, R. Etz, M. Frentiu, T. Frentiu, et al., "MINIATURIZED ANALYSER WITH RHODIUM-FILAMENT EVAPORATOR FOR SIMULTANEOUS DETERMINATION OF ELEMENTS FROM LIQUID MICRO SAMPLES BY OPTICAL EMISSION SPECTROMETRY," RO131066-A2.

[19]    A. Butuza and M. C. Balan, "PROCESS AND INSTALLATION FOR REMOVING DEPOSITS FROM THE SURFACE OF FLAT SOLAR COLLECTORS," RO129828-A2.

[20]    V. Cadndea, V. Merie, C. Popa, and A. Popa, "Iron-based composite friction material contains iron, copper, graphite and nickel," RO129163-A2.

[21]    P. Carlan and I. Chicinas, "PROCESS FOR PREPARING THE POWDER OF IrAl AND IrAl3 INTERMETALLIC COMPOUNDS AND IRRADIATION TARGET FOR INDUSTRIAL GAMMAGRAPHY OBTAINED THEREWITH," RO123425-B1.

[22]    I. Chicinas, T. F. Marinca, F. Popa, and B. V. Neamtu, "NANOSTRUCTURED POWDER OF PERMALLOY (SUPERMALLOY) RHOMETAL TYPE AND PROCESS FOR PREPARING THE SAME," RO130354-A0; RO130354-B1.

[23]    C. Ciupan, E. Ciupan, and R. A. Petrus, "AMPLIFICATION SYSTEM FOR HIGH PRESSURES consists a sonic generator (1) comprising a shaft," RO131458-A2.

[24]    E. Ciupan, "Method for optimizing the ordering activity within the provisioning activity in an enterprise in which commerce is the main line of business," RO127449-A2.

[25]    C. S. Cociorhan, V. Micle, and I. Ardelean, "INSTALLATION WITH STIRRING BY SWINGING FOR HEAVY METALS BIO-EXTRACTION FROM POLLUTED SOILS," RO128372-A2.

[26]    C. V. Coste and S. D. Grozav, "Self-locking intramedullary nail for osteosynthesis, has central core with internal shaft and multiple tubular modules, inserted into outer rod, where one of modules is fixed on internal shaft," RO127480-A2; RO127480-B1.

[27]    F. D. Cozorici, I. Vadan, A. M. Radu, and O. D. Capatana, "Mini hydro-wind power station consists of micro wind power station and pump accumulation micro hydro power station which stores electric energy produced on basis of wind energy," RO127976-A2.

[28]    L. Cremene and N. Crisan, "SELECTIVE RECEPTION METHOD AND DEVICE FOR PREVENTING FADING IN MOBILE TERMINALS," RO130286-A2.

[29]    N. Crisan and L. D. Cremene, "METHOD AND DEVICE FOR MULTI-PATH FADING COMPENSATION FOR SMALL SIZE PORTABLE DEVICES," RO130190-A2.

[30]    S. Crisan, "OPTO-ELECTRICAL DEVICE WITH FIDUCIAL MARKS FOR INTERFACING WITH MULTI-POINT TOUCH OPTICAL SYSTEM," RO130017-A2.

[31]    C. S. Curta, "METHOD AND POSITIONING DEVICE FOR MAGNETICALLY STIMULATING CRANIAL TISSUES," RO129860-A2.

[32]    E. Dulf, R. A. Munteanu, C. Festila, and R. I. Munteanu, "DIRECT SIMPLIFIED ALGORITHM FOR DETERMINING THE FREQUENCY RESPONSE TO SINUSOIDAL SIGNALS," RO131240-A2.

[33]    N. Filip, "DEVICE FOR CONVERSION OF NOISE INSIDE ENCLOSURES AND PIPES INTO ELECTRIC ENERGY," RO128583-A2.

[34]    N. Filip, "Device for conversion of noise to electric energy consists of a support which supports a collecting matrix, with some electromagnetic and piezoelectric transducers," RO128582-A2.

[35]    D. Fodorean, "Magnetic reduction gear with stepped transmission ratio used for transferring torque and rotary speed of a rotating electrical machine," RO130450-A0.

[36]    O. Hancu, V. Maties, C. Rad, M. Simion, P. C. Lapusan, M. C. Luculescu, et al., "MECHATRONIC DRIVING AND POSITIONING SYSTEM FOR APPLICATIONS IN PRECISION AGRICULTURE," RO130906-A0.

[37]    S. Haragas, L. M. Tudose, and D. O. Pop, "Pneumatic ejector for injection mold, comprises cylinder, piston with rod fixed between cover and guiding bushing, cushioning spring and some sealing rings," RO123479-B1.

[38]    I. V. Hodor, "METHOD AND ALGORITHM FOR THE SYNTHESIS OF THERMAL-FLUID-ENERGY BALANCE BY USING THE WHEATSTONE BRIDGE FORMALISM," RO127584-A2.

[39]    B. Iancu, A. L. Peculea, and V. T. Dadarlat, "QoS SENSITIVE FRAMEWORK FOR REAL TIME INFORMATION TRANSMISSION IN HETEROGENOUS COMPUTER NETWORKS AND METHOD OF DYNAMIC BANDWITH ALLOCATION," RO127366-A2.

[40]    N. Inventatori, "METHOD AND ELECTRONIC METER FOR OPTIMIZATION OF PUBLIC WORKS EQUIPMENT AND MOTOR VEHICLE MAINTENANCE," RO127924-A2.

[41]    A. M. Ioani, H. Szilagyi, and C. R. G. Mircea, "SELF-COMPACTING CONCRETE (C 50/60) WITHOUT MINERAL ADDITIONS, MEANT FOR PRECAST ELEMENT MANUFACTURING," RO128500-A2; RO128500-B1.

[42]    F. P. Joan, L. C. Miclea, and G. D. Mois, "METHOD FOR DYNAMICALLY MODIFYING FREQUENCY IN AN ARITHMETIC UNIT BASED ON ONLINE ERROR DETECTION," RO130282-A2.

[43]    F. N. Jurca and M. Ruba, "RIM WITH BUILT-IN ELECTRIC MOTOR SYSTEM FOR ELECTRIC VEHICLES," RO131110-A0.

[44]    T. S. Letia and C. Ciupan, "Method and system for controlling traffic of road vehicles on one lane by limiting admissible maximal speed on one lane," RO127453-A2.

[45]    T. S. Letia and R. F. Miron, "Person recognition method based on partial fingerprints consists in processing a partial fingerprint to be analyzed by ridge thinning, minutia identification, joining the minutia by lines and forming coloured regions," RO127347-A2.

[46]    M. Lobontiu and N. S. Ravai, "Device for testing teeth of asymmetric gear wheels, comprises base plate, test specimen support, fastening yoke, test specimen, rack support and rack," RO128055-A0; RO128055-A8.

[47]    M. Lobontiu, N. S. Ravai, and N. Medan, "Combined cleaning/vacuuming vehicle for maintenance of sewerage system, involves supporting vehicle-framework, used for cleaning sewerage systems," RO128303-A0.

[48]    C. Magureanu, O. C. Corbu, and O. Corbu, "Concrete composition used for construction, comprises Portland cement, superfine silica, glass powder, river aggregates, crushed and screened glass aggregate, water, and superplastifying additive," RO127399-A2; RO127399-B1.

[49]    C. Magureanu, O. C. Corbu, I. Sosa, H. Szilagyi, B. Heges, O. Corbu, et al., "Very high performance concrete comprises cement, very fine silica powder, fine quartz sand, short straight metal fibres, metal fibres with bent ends, superplasticizing polycarboxylic additive and water," RO127398-A2; RO127398-B1.

[50]    D. Mandru, I. Lungu, and S. Noveanu, "Linear and rotary actuators, has housing, and wire passing through machined part of output axle and controlled by electronic mounting," RO127315-A2.

[51]    S. D. Mandru, B. Chetran, S. Noveanu, and O. M. Tatar, "Modular exoskeleton with applications in upper limb recovery, has modular structure which allows development of exoskeleton family," RO131188-A2.

[52]    I. Marian and M. Tintelecan, "Device for longitudinal press-rolling of gear wheels with straight teeth, has individual wheel of driving deformation roller," RO129217-A2.

[53]    F. E. Mariasiu, N. Burnete, and B. O. Varga, "COLD START DEVICE FOR INTERNAL COMBUSTION ENGINES SUPPLIED WITH BIODIESEL FUEL," RO127032-A2.

[54]    F. E. Mariasiu, B. O. Varga, and T. A. Deac, "DEVICE FOR REDUCING LUBE OIL VISCOSITY UPON START OF INTERNAL COMBUSTION ENGINES AT REDUCED AMBIENT TEMPERATURES," RO128768-A2.

[55]    V. Merie, V. Candea, C. O. Popa, and A. Popa, "Method for obtaining iron-based friction composite, e.g. for brake pads, involves screening iron, copper and titanium dioxide powders with particle size less than 10 micrometers, homogenizing by grinding, compressing in mold and sintering," RO129834-A2.

[56]    L. C. Miclea, D. I. Gota, H. Lund, and D. Connolly, "METHOD FOR GENERATING HOURLY DISTRIBUTIONS REGARDING ENERGY REQUIREMENTS OF THERMAL POWER PLANTS BASED ON THE TEMPERATURE OF THE EXTERNAL ENVIRONMENT," RO129189-A2.

[57]    L. C. Miclea, D. G. Sauciuc, O. P. Stan, D. I. Paun, C. Dehelean, S. Enyedi, et al., "Method for implementing nationally the electronic file of a patient, involves creating a national data base as central components, which is of nationally accessible demographic and medical data of patients," RO127583-A2.

[58]    B. Mocan and V. Bintintan, "METHOD AND LAPAROSCOPIC INSTRUMENT FOR ACCURATE COLON-RECTAL TUMOUR EXTRALUMINAL LOCALIZATION," RO131186-A2.

[59]    V. Molodvan and C. Anton, "MECHANISM FOR ADJUSTING THE MAGNITUDE OF THE STROKE (AMPLITUDE) CARRIED OUT BY THE VIBRATION INSULATOR SPTINGS OF THE FORGING HAMMERS," RO127966-A2.

[60]    R. Munteanu, D. Moga, D. M. Ivan, P. Dobra, R. A. Munteanu, R. G. Moga, et al., "Wireless system for remote measuring of inclination of object in vertical plane of place," RO123490-B1.

[61]    R. A. Munteanu, E. H. Duff, and C. Festila, "LEVEL CAPACITIVE CRYOGENIC TRANSDUCER WITH COPLANAR PLATES FOR LIQUID NITROGEN," RO128052-A2.

[62]    R. A. Munteanu, E. H. Duff, and C. Festila, "INTUITIVE METHOD AND ELECTRONIC APPARATUS FOR DETERMINING PHASE SHIFTING IN FREQUENCY ANALYZERS," RO128067-A2.

[63]    R. A. Munteanu, E. H. Dulf, C. Festila, R. Munteanu, and G. Todoran, "Analogue electronic transducer for measuring power in direct current circuits, has circuit for generating filling factor which is astable flip-flop circuit based on amplifier," RO128666-A2.

[64]    M. Murar and S. Brad, "INTELLIGENT AUTOMATION SYSTEM BASED ON DISTRIBUTED RECONFIGURABLE ADAPTIVE ARCHITECTURE," RO129401-A2.

[65]    M. Nasui, T. Petrisor, R. B. Mos, A. Mesaros, M. S. Gabor, and L. Ciontea, "CHEMICAL METHOD FOR PREPARING EPITAXIAL FILMS OF STRONTIUM-DOPED LANTHANUM MANGANITE La0.66Sr0.33MnO3 (LSMO)," RO131325-A2.

[66]    V. Nasui, "TELESCOPIC ACTUATOR FITTED WITH SLIDES," RO130517-A2.

[67]    S. Noveanu, I. V. Csibi, D. Mandru, D. C. Noveanu, and I. Lungu, "COMPLIANT MINIGRIPPER WITH PIEZOELECTRIC ACTUATOR meant for precise manipulation of various size objects," RO127385-A0; RO127385-B1.

[68]    C. A. Oprea, "Polyphase linear electric generator with polygonal cross-sectionconsists of a mobile part made of circular axially magnetized permanent magnets and poles made of solid magnetic material," RO129912-A2.

[69]    D. Opruta, L. I. Vaida, L. Grama, and I. R. Pop, "Slow hydraulic engine comprises hydraulic engine with some axial pistons acting upon toothed wheel which describes spatial precession motion about pinion," RO128034-A2.

[70]    C. C. Otel, "METHOD FOR DETERMINING THE OPTIMAL LATHE TURNING SPEED FOR MACHINING A BATCH OF PIECES HAVING DIAMETER VALUES WITHIN A CERTAIN RANGE," RO128813-A2.

[71]    D. M. Petreus, R. Etz, T. M. Patarau, T. Frentiu, E. Darvasi, and S. I. Cadar, "METHOD AND ELECTRONIC DEVICE FOR THE CONTROL OF TEMPERATURE OF A METALLIC FILAMENT BY INDIRECT MEASUREMENT," RO130281-A0.

[72]    D. M. Petreus, E. Plaian, A. M. Grama, E. Cordos, S. I. Cadar, and D. Petreus, "LOW POWER PLASMA GENERATOR AT ATMOSPHERIC PRESSURE," RO128077-A2; RO128077-B1.

[73]    N. Plitea, D. L. Pisla, L. C. Vaida, B. G. Gherman, A. C. Szilaghyi, B. A. Galdau, et al., "PARALLEL ROBOT BRACHYTHERAPY WITH TWO LINKAGES FOR GUIDING THE PLATFORM (NEEDLE) OF 2CRRU AND CRU TYPE," RO129696-A2.

[74]    N. Plitea, D. L. Pisla, L. C. Vaida, B. G. Gherman, A. C. Szilaghyi, B. A. Galdau, et al., "PARALLEL ROBOT FOR BRACHYTHERAPY WITH TWO LINKAGES FOR GUIDING THE PLATFORM (NEEDLE) OF CRRU AND CYL-U TYPE," RO129697-A2.

[75]    N. Plitea, D. L. Pisla, L. C. Vaida, B. G. Gherman, A. C. Szilaghyi, B. A. Galdau, et al., "PARALLEL ROBOT FOR BRACHYTHERAPY WITH TWO LINKAGES FOR GUIDING A PLATFORM OF CYL-U TYPE," RO129698-A2.

[76]    N. Plitea, D. L. Pisla, L. C. Vaida, B. G. Gherman, A. C. Szilaghyi, B. A. Galdau, et al., "PARALLEL ROBOT FOR BRACHYTHERAPY WITH TWO PARALLEL MODULES, ONE FOR POSITIONING AND ONE FOR ORIENTATION," RO129699-A2.

[77]    N. Plitea, D. L. Pisla, L. C. Vaida, B. G. Gherman, P. G. M. Tucan, C. A. Govor, et al., "Parallel robots family for transperineal biopsy of prostate, has module guiding ultrasound probe and needle of biopsy gun," RO131378-A2.

[78]    N. Plitea, D. L. Pisla, L. C. Vaida, D. B. Lese, B. Konya, R. Dadarlat, et al., "Family of parallel robots with six degrees of mobility which perform the positioning and orientation in the Cartesian space," RO130102-A2.

[79]    N. Plitea, D. L. Pisla, L. C. Vaida, D. A. Vidrean, M. I. Glogoveanu, and D. B. Lese, "Parallel structure robot family with four mobility degrees consists of two identical kinematic chains on three levels and a structure consisting of four active translation couplings," RO130225-A2.

[80]    N. Plitea, D. L. Pisla, L. C. Vaida, D. A. Vidrean, D. B. Lese, and I. L. Scurtu, "Robot family for constant orientation positioning of a platform consists of parallel kinematic chains having linear motors mounted on a bed frame," RO130226-A2.

[81]    A. F. Pop and M. Arghir, "DEVICE FOR DAMPING THE VIBRATIONS, ATTACHED TO THE HAND-ARM SYSTEM OF THE HUMAN OPERATOR," RO128900-A2.

[82]    C. Popa, L. Cont, G. Dindelegan, V. Simon, I. Brie, C. Pavel, et al., "PROCESS FOR PREPARING CELL SUPPORTING STRUCTURES AND COMPOSITE MATERIALS MEANT FOR TISSUE ENGINEERING," RO127534-A2; RO127534-B1.

[83]    M. Ruba and D. Fodorean, "Machine with commuted reluctance motor, with internal rotor self-ventilation consists of a stator made of electrotechnical steel sheets forming eight stator poles," RO128581-A0; RO128581-B1.

[84]    E. Sabau, N. O. Balc, and P. P. Bere, "PROCESS AND COMPOSITE MATERIAL FOR MANUFACTURING SYNTHETIC ORNAMENTAL PLATES," RO130062-A2.

[85]    A. P. Samuila, M. Bilici, A. I. Iuga, L. D. Dascalescu, and F. L. Calin, "PROCESS AND INSTALLATION FOR ELECTROSTATICALLY SEPARATING A MIXTURE OF NON-CONDUCTIVE GRANULAR MATERIALS," RO128979-A2.

[86]    L. Tamas and G. Lazea, "Automatic system for detection of obstacles,automatic braking of commercial motor vehicles in order to prevent accidents," RO127740-A2.

[87]    M. O. Tatar, A. Alutei, and C. I. Cirebea, "Modular inspecting and exploring robot comprising plurality of modules for checking operation state of internal wall of pipes within gas grids, sewage systems or pipelines for circulation of other gaseous or liquid media," RO127090-A2; RO127090-B1.

[88]    P. D. Teodosescu, M. S. Sabau, C. S. Norbert, M. Bojan, and R. Marschalko, "ELECTRONIC DEVICE FOR LED LIGHTING SYSTEMS," RO131169-A0.

[89]    M. Tintelecan, "DEVICE FOR WIPING-OFF STEEL WIRES SURFACE AFTER ZINC-COATING," RO130512-A2.

[90]    A. E. Tiuc, T. Rusu, and O. Nemes, "Soundproofing composite material comprises fir sawdust grains and polyurethane foam," RO129228-A0; RO129228-B1; RO129228-A8.

[91]    M. D. Topa, B. S. Kirei, I. Muresan, M. Neag, and A. Fazakas, "SYSTEM FOR THE BLIND SEPARATION OF ACOUSTICAL SIGNALS FROM CONVOLUTIVE MIXTURES," RO127591-A2.

[92]    D. Vadan, R. Morar, I. Vadan, I. Suarasan, M. Gorea, and M. Vadan, "Process for separating quartz feldspar from pegmatite ores, involves crushing and wet grinding pegmatite ore, removing mica by gravity screening, draining ore in filtering bed, conditioning with hydrofluoric acid, and separating," RO127825-A2; RO127825-B1.

[93]    L. C. Vaida, N. Plitea, D. L. Pisla, B. G. Gherman, and M. C. Suciu, "Module of orientation with modular structure, having various curvatures, intermediate element and element for changing curvature," RO129923-A2.

[94]    L. I. Vaida, D. V. Banyai, and L. Nascutiu, "FLEXIBLE SYSTEM FOR THE CONTROL OF PRESSURE, FLOW RATE AND POWER IN HYDRAULIC MACHINES OF ADJUSTABLE UNITARY VOLUME," RO128045-A2.

[95]    L. I. Vaida and C. Kozma, "Hydraulic vibration generator for hydraulic rotary percussive drills, has body and piston with unilateral rod and control of movement of piston through distribution slide valve," RO130158-A2.

[96]    A. D. Veja and M. F. Sucala, "Mechanism for accurately performing rotational motion of machine-tools and industrial robots," RO130129-A2.

[97]    A. D. Veja and M. F. Sucala, "Mechanism for accurately carrying out translational motion of machine-tools and industrial robots," RO130130-A2.

[98]    H. Vermesan and M. Chira, "Stand for tribocorrosion study, has table with support sustaining two linear-displacement modules," RO130936-A2.

[99]    I. Vida-Simiti, G. Thalmaier, V. Moldovan, A. N. Sechel, and O. Nasca, "PROCESS AND DEVICE FOR PREPARING SINTERED MATERIALS OF GRADUAL POROUS STRUCTURE BY GRAVITATIONAL SETTLING OF POWDERS," RO128489-A2.

[100]    G. I. Vuscan and V. Cigan, "DEVICE FOR PREVENTIVELY LINING THE INTERIOR OF HOLLOW PIECES OF LARGE SIZES," RO128980-A2; RO128980-B1.

[101]    G. I. Vuscan and F. A. Farkas, "System for repositioning submersible robot by changing the weight center in relation to the volume center," RO128992-A2.

[102]    G. I. Vuscan and A. Micaciu, "Device for sharpening tools with helical surfaces , placed on the table of a sharpener with abrasive discs," RO129538-A2; RO129538-B1.