Inventor · disambiguated record
Hisashi Yamamoto
Also filed as: YAMAMOTO HISASHI
101 granted patents·26 pending applications·1,247 citations·filing 1973–2023
99Inventor score
Files withCANON KK36CHUBU UNIV EDUCATIONAL FOUNDATION11YAMAMOTO HISASHI8TOSHIBA LIGHTING & TECHNOLOGY7YAMAHA MOTOR CO LTD6
Top patents by PatentIndex Score
127 records- 0198US5619239AReplaceable ink tankCANON KK·Filed 1994·Granted Apr 8, 1997·143 cites·26 claims
- 0292US4566911AMethod for cleaning article by scrubbing with cleaning rollKANEBO LTD·Filed 1983·Granted Jan 28, 1986·74 cites·6 claims
- 0388US6243116B1Ink container, installing-removing method therefore and apparatus usable with the sameCANON KK·Filed 1997·Granted Jun 5, 2001·43 cites·9 claims
- 0485US6145975AMethod of mounting an exchangeable ink containerCANON KK·Filed 1996·Granted Nov 14, 2000·37 cites·25 claims
- 0585US5837057AFilm forming apparatus with particle prevention plateCANON KK·Filed 1996·Granted Nov 17, 1998·57 cites·7 claims
- 0684US6070974AInk jet unit for a detachably mountable ink containerCANON KK·Filed 1997·Granted Jun 6, 2000·36 cites·8 claims
- 0783US7193113B2Arylbis(perfluoroalkylsulfonyl) methane and metallic salt thereof, and methods for producing the sameJAPAN SCIENCE & TECH CORP·Filed 2001·Granted Mar 20, 2007·11 cites·3 claims
- 0882US12040681B2Rotary electric machineDENSO CORP·Filed 2022·Granted Jul 16, 2024·1 cites·9 claims
- 0982USD382013SInk cartridge holder for printerCANON KK·Filed 1995·Granted Aug 5, 1997·25 cites·1 claims
- 1078US7301045B2Method for preparing ester condensateJAPAN SCIENCE & TECH CORP·Filed 2001·Granted Nov 27, 2007·8 cites·3 claims
- 1177USD371160SInk tank for printerCANON KK·Filed 1995·Granted Jun 25, 1996·20 cites·1 claims
- 1276USD386520SInk cartridge for printerCANON KK·Filed 1995·Granted Nov 18, 1997·19 cites·1 claims
- 1376USD375120SInk tank for printerCANON KK·Filed 1995·Granted Oct 29, 1996·19 cites·1 claims
- 1474US5823667AMixer having a segmented helical mixing bladePACIFIC MACH & ENG CO·Filed 1997·Granted Oct 20, 1998·37 cites·4 claims
- 1572US11370747B2Method for producing amide compoundCHUBU UNIV EDUCATIONAL FOUNDATION·Filed 2018·Granted Jun 28, 2022·1 cites·10 claims
- 1672US5347713AMethod for manufacturing ink jet headCANON KK·Filed 1992·Granted Sep 20, 1994·28 cites·34 claims
- 1771US8026394B2Lithium salt and method for producing thereofTOYOTA MOTOR CO LTD·Filed 2007·Granted Sep 27, 2011·1 cites·6 claims
- 1871US6586555B1Processes of preparing condensed polymers with polycarboxylic acids and polyaminesJAPAN SCIENCE & TECH CORP·Filed 2000·Granted Jul 1, 2003·9 cites·66 claims
- 1971USD380490SInk cartridge for printerCANON KK·Filed 1995·Granted Jul 1, 1997·16 cites·1 claims
- 2070US7989116B2Electrolyte utilizing a lewis acid/bronstead acid complexTOYOTA ENG & MFG NORTH AMERICA·Filed 2007·Granted Aug 2, 2011·2 cites·20 claims
- 2169USD390869SInk cartridge for printerCANON KK·Filed 1995·Granted Feb 17, 1998·15 cites·1 claims
- 2269USD378832SInk cartridge for printerCANON KK·Filed 1995·Granted Apr 15, 1997·15 cites·1 claims
- 2369USD378529SCartridge for printerCANON KK·Filed 1995·Granted Mar 18, 1997·15 cites·1 claims
- 2468USD650317SWater scooterYAMAMOTO HISASHI·Filed 2010·Granted Dec 13, 2011·15 cites·1 claims
- 2568US7879476B2Proton conducting electrolyteTOYOTA ENG & MFG NORTH AMERICA·Filed 2007·Granted Feb 1, 2011·1 cites·24 claims
- 2668US5852457AInk container cartridgeCANON KK·Filed 1995·Granted Dec 22, 1998·24 cites·8 claims
- 2768US4673381ACartoning machine having auxiliary flap sealerSHIBUYA KOGYO CO LTD·Filed 1986·Granted Jun 16, 1987·25 cites·1 claims
- 2867USD817849SWater scooterYAMAHA MOTOR CO LTD·Filed 2015·Granted May 15, 2018·11 cites·1 claims
- 2967US6834801B2Contacts block mechanism of IC contact card readerSANKYO SEIKI SEISAKUSHO KK·Filed 2000·Granted Dec 28, 2004·11 cites·6 claims
- 3067US4395597ASpeaker diaphragm assembly and a method of manufacturing the sameVICTOR COMPANY OF JAPAN·Filed 1980·Granted Jul 26, 1983·35 cites·30 claims
- 3165USD869372SWater scooterYAMAHA MOTOR CO LTD·Filed 2017·Granted Dec 10, 2019·9 cites·1 claims
- 3265US4384174AMoving voice coil loudspeaker, peripheral diaphragm support, diaphragm construction, bobbin to diaphragm reinforcementVICTOR COMPANY OF JAPAN·Filed 1980·Granted May 17, 1983·33 cites·22 claims
- 3364USD404067SInk cartridge for printerCANON KK·Filed 1995·Granted Jan 12, 1999·12 cites·1 claims
- 3464USD381680SInk cartridge for printerCANON KK·Filed 1995·Granted Jul 29, 1997·12 cites·1 claims
- 3564USD380491SInk cartridge for printerCANON KK·Filed 1995·Granted Jul 1, 1997·12 cites·1 claims
- 3664USD378599SInk cartridge for printerCANON KK·Filed 1995·Granted Mar 25, 1997·12 cites·1 claims
- 3764USD378527SInk cartridge for printerCANON KK·Filed 1995·Granted Mar 18, 1997·12 cites·1 claims
- 3864US2025296954A1Method for producing polypeptide compoundCHUBU UNIV EDUCATIONAL FOUNDATION·Filed 2023·Application pending·0 cites
- 3963USD750006SWater scooterYAMAMOTO HISASHI·Filed 2014·Granted Feb 23, 2016·11 cites·1 claims
- 4063US6333415B1Intermediates and processes for the preparation of optically active octanoic acid derivativesONO PHARMACEUTICAL CO·Filed 1999·Granted Dec 25, 2001·6 cites·8 claims
- 4162US5443687AMethod for manufacturing an ink jet head having an improved discharging port surfaceCANON KK·Filed 1992·Granted Aug 22, 1995·17 cites·7 claims
- 4262US2025092088A1Peptide compound production methodCHUBU UNIV EDUCATIONAL FOUNDATION·Filed 2023·Application pending·0 cites
- 4361US5760803AInk jet recording transfer molding processes for forming an ink jet recording head and a recording apparatus using the headsCANON KK·Filed 1992·Granted Jun 2, 1998·18 cites·4 claims
- 4461USD386203SInk cartridge for printerCANON KK·Filed 1995·Granted Nov 11, 1997·11 cites·1 claims
- 4561USD385909SInk cartridge for printerCANON KK·Filed 1995·Granted Nov 4, 1997·11 cites·1 claims
- 4661USD382586SInk cartridge for printerCANON KK·Filed 1995·Granted Aug 19, 1997·11 cites·1 claims
- 4759USD691546SBoatYAMAMOTO HISASHI·Filed 2011·Granted Oct 15, 2013·10 cites·1 claims
- 4859USD686967SWater scooterYAMAMOTO HISASHI·Filed 2011·Granted Jul 30, 2013·10 cites·1 claims
- 4959US8372985B2Process of making α-aminooxyketone/α-aminooxyaldehyde and α-hydroxyketone/α-hydroxyaldehyde compounds and a process of making reaction products from cyclic α, β-unsaturated ketone substrates and nitroso substratesJAPAN SCIENCE & TECH AGENCY·Filed 2012·Granted Feb 12, 2013·0 cites·4 claims
- 5059US7202371B2Catalytic asymmetric epoxidationJAPAN SCIENCE & TECH AGENCY·Filed 2004·Granted Apr 10, 2007·3 cites·39 claims
Showing the top 50 of 127 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →