Inventor · disambiguated record
Kenji Sakamoto
Also filed as: SAKAMOTO KENJI
81 granted patents·20 pending applications·1,440 citations·filing 1976–2024
99Inventor score
Top patents by PatentIndex Score
101 records- 0198US4873677ACharging apparatus for an electronic deviceSEIKO EPSON CORP·Filed 1988·Granted Oct 10, 1989·229 cites·36 claims
- 0297US7086483B2Electric toolMATSUSHITA ELECTRIC WORKS LTD·Filed 2004·Granted Aug 8, 2006·103 cites·9 claims
- 0391US5177802AFingerprint input apparatusSHARP KK·Filed 1991·Granted Jan 5, 1993·299 cites·22 claims
- 0490US11061306B2Projection-type display apparatus and lens holding mechanismSEIKO EPSON CORP·Filed 2019·Granted Jul 13, 2021·3 cites·14 claims
- 0590US5200685AAdapter for external battery and battery systemSANYO ELECTRIC CO·Filed 1991·Granted Apr 6, 1993·85 cites·13 claims
- 0689US7293919B2Bearing deviceJTEKT CORP·Filed 2003·Granted Nov 13, 2007·31 cites·42 claims
- 0786US7158035B2Server apparatus and information providing methodNTT DOCOMO INC·Filed 2004·Granted Jan 2, 2007·42 cites·6 claims
- 0885US9775402B2Shoe sole having outsole and midsoleNONOGAWA Mai·Filed 2012·Granted Oct 3, 2017·26 cites·11 claims
- 0985US6164851ARoll-shaped image-receiving sheet for thermal transfer printing and process for forming images thereonDAINIPPON PRINTING CO LTD·Filed 1999·Granted Dec 26, 2000·35 cites·6 claims
- 1085US5113381AMultifunction electronic analog timepieceSEIKO EPSON CORP·Filed 1991·Granted May 12, 1992·63 cites·7 claims
- 1181US7636132B2Transmitter, receiver, wireless system, control method, control program, and computer-readable recording medium containing the programSHARP KK·Filed 2004·Granted Dec 22, 2009·32 cites·18 claims
- 1278US7789038B2Ejection inspection device, liquid droplet ejection apparatus, method of manufacturing electro-optic device, electro-optic device, and electronic apparatusSEIKO EPSON CORP·Filed 2007·Granted Sep 7, 2010·5 cites·14 claims
- 1378US7245123B2Rolling element bearing unit with sensor and hub unit with sensorJTEKT CORP·Filed 2003·Granted Jul 17, 2007·15 cites·20 claims
- 1478US6881704B2Thermal transfer image-receiving sheetDAINIPPON PRINTING CO LTD·Filed 2002·Granted Apr 19, 2005·11 cites·12 claims
- 1577US11860520B2Projection-type display apparatus and lens holding mechanismSEIKO EPSON CORP·Filed 2022·Granted Jan 2, 2024·0 cites·7 claims
- 1677US6803936B2Thermal transfer sheet, method for image formation, method for image-formed object formation, and image-formed objectDAINIPPON PRINTING CO LTD·Filed 2003·Granted Oct 12, 2004·11 cites·18 claims
- 1777US5289452AMultifunction electronic analog timepieceSEIKO EPSON CORP·Filed 1993·Granted Feb 22, 1994·38 cites·24 claims
- 1874US7224277B2Tag selector, tag selection system, and tag selection methodNTT DOCOMO INC·Filed 2004·Granted May 29, 2007·8 cites·4 claims
- 1973US11556049B2Projection-type display apparatus and lens holding mechanismSEIKO EPSON CORP·Filed 2021·Granted Jan 17, 2023·0 cites·7 claims
- 2073US10842356B2Optical connector and medical equipmentSONY OLYMPUS MEDICAL SOLUTIONS INC·Filed 2019·Granted Nov 24, 2020·1 cites·20 claims
- 2173US10640883B2Method and apparatus for producing epitaxial waferSAKAMOTO KENJI·Filed 2010·Granted May 5, 2020·3 cites·11 claims
- 2273US9476130B2Electrolytic cellSUEMOTO HIROKI·Filed 2011·Granted Oct 25, 2016·3 cites·5 claims
- 2373US7513159B2Shaft Coupling Monitoring ApparatusJTEKT CORP·Filed 2005·Granted Apr 7, 2009·4 cites·15 claims
- 2470US8200517B2User activity estimation system and a user activity estimating methodSAKAMOTO KENJI·Filed 2006·Granted Jun 12, 2012·2 cites·5 claims
- 2570US7340245B2Mobile communications system, mobile communications network controller, mobile communications terminal, and method of controlling mobile communications networkNTT DOCOMO INC·Filed 2005·Granted Mar 4, 2008·3 cites·5 claims
- 2669US11376967B2Vehicle brake deviceADVICS CO LTD·Filed 2017·Granted Jul 5, 2022·2 cites·5 claims
- 2769US2025078786A1Percussion instrument and musical sound generation methodROLAND CORP·Filed 2024·Application pending·0 cites
- 2868US7147091B2One way clutchKOYO SEIKO CO·Filed 2001·Granted Dec 12, 2006·9 cites·26 claims
- 2968US5404422ASpeech recognition system with neural networkSHARP KK·Filed 1993·Granted Apr 4, 1995·56 cites·14 claims
- 3067US5246299ACassette for thermal transfer printing filmDAINIPPON PRINTING CO LTD·Filed 1991·Granted Sep 21, 1993·25 cites·5 claims
- 3166US5175793ARecognition apparatus using articulation positions for recognizing a voiceSHARP KK·Filed 1990·Granted Dec 29, 1992·49 cites·4 claims
- 3266US5152337AStack type evaporatorHONDA MOTOR CO LTD·Filed 1991·Granted Oct 6, 1992·34 cites·12 claims
- 3365US7590412B2Terminal device, center device and system for controlling audio and video distributionSHARP KK·Filed 2004·Granted Sep 15, 2009·6 cites·14 claims
- 3464US6541938B2Control system for small electric motor vehicleMATSUSHITA ELECTRIC WORKS LTD·Filed 2001·Granted Apr 1, 2003·24 cites·10 claims
- 3563US12007614B2Medical observation system and transmission cableSONY OLYMPUS MEDICAL SOLUTIONS INC·Filed 2021·Granted Jun 11, 2024·0 cites·23 claims
- 3663US9777164B2Allergen reducing agent, and processed product, coating material, and wood building material using samePANASONIC CORP·Filed 2014·Granted Oct 3, 2017·0 cites·7 claims
- 3763US7257394B2Mobile communications system, mobile communications network controller, mobile communications terminal, and method of controlling mobile communications networkNTT DOCOMO INC·Filed 2002·Granted Aug 14, 2007·7 cites·6 claims
- 3862US8645986B2Contents watching device and contents recommending methodMATSUYAMA SATOSHI·Filed 2008·Granted Feb 4, 2014·3 cites·20 claims
- 3962US7488054B2Film forming device, film forming method, and method for manufacturing electronic applianceSEIKO EPSON CORP·Filed 2006·Granted Feb 10, 2009·1 cites·18 claims
- 4062US7283051B2Management system and management method for managing a wireless tagged articleNTT DOCOMO INC·Filed 2005·Granted Oct 16, 2007·2 cites·6 claims
- 4161US7853977B2Device and method for displaying images according to wireless reception degreeSHARP KK·Filed 2004·Granted Dec 14, 2010·4 cites·24 claims
- 4261US7454196B2Mobile communications system, mobile communications network controller, mobile communications terminal, and method of controlling mobile communications networkNTT DOCOMO INC·Filed 2007·Granted Nov 18, 2008·1 cites·2 claims
- 4361US7198782B2Method for the treatment of diabetesSAKAMOTO KENJI·Filed 2003·Granted Apr 3, 2007·0 cites·8 claims
- 4460US7835756B2Mobile communications system, mobile communications network controller, mobile communications terminal, and method of controlling mobile communications networkNTT DOCOMO INC·Filed 2007·Granted Nov 16, 2010·1 cites·6 claims
- 4560US7702323B2Wireless control system, control device, controllable device device control method, control program, and computer readable recording medium containing the sameSHARP KK·Filed 2004·Granted Apr 20, 2010·4 cites·19 claims
- 4660US7218228B2Article management apparatus and information processing methodsNTT DOCOMO INC·Filed 2004·Granted May 15, 2007·7 cites·12 claims
- 4758US7673039B2Server apparatus and information providing methodNTT DOCOMO INC·Filed 2004·Granted Mar 2, 2010·6 cites·8 claims
- 4858US2008234241A1Melanogenesis inhibitors and whitening agents comprising ergosterol derivative and compositions containing ergosterol derivativeSAKAMOTO BIO CO LTD·Filed 2008·Application pending·0 cites
- 4956US11644737B2Projector deviceSEIKO EPSON CORP·Filed 2022·Granted May 9, 2023·0 cites·8 claims
- 5056USD680573STable mount for projectorSAKAMOTO KENJI·Filed 2012·Granted Apr 23, 2013·9 cites·1 claims
Showing the top 50 of 101 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →