Inventor · disambiguated record
Toshiyuki Sakai
Also filed as: SAKAI TOSHIYUKI
104 granted patents·18 pending applications·1,235 citations·filing 1973–2025
99Inventor score
Top patents by PatentIndex Score
122 records- 0195US4933106AHighly conductive polymer composition and process for producing the sameSHOWA DENKO KK·Filed 1987·Granted Jun 12, 1990·89 cites·16 claims
- 0294US6647210B1Delay adjustment unit and method, optical network unit, and communication systemFUJITSU LTD·Filed 2000·Granted Nov 11, 2003·65 cites·20 claims
- 0393US6011435ATransmission-line loss equalizing circuitFUJITSU LTD·Filed 1997·Granted Jan 4, 2000·160 cites·29 claims
- 0493US5951115ABrake control system for an electrically operated vehicleAISIN SEIKI·Filed 1997·Granted Sep 14, 1999·74 cites·9 claims
- 0590US11373823B2Electric circuit breaker deviceDAICEL CORP·Filed 2021·Granted Jun 28, 2022·2 cites·4 claims
- 0689US10229801B2Electric circuit breaker deviceDAICEL CORP·Filed 2015·Granted Mar 12, 2019·4 cites·7 claims
- 0788US4878087AImage forming apparatus with jam removal mechanismMINOLTA CAMERA KK·Filed 1988·Granted Oct 31, 1989·34 cites·3 claims
- 0887US5196893AImage forming method and apparatus having intermediate transfer member which is movable toward and away from a photoconductorMINOLTA CAMERA KK·Filed 1988·Granted Mar 23, 1993·31 cites·12 claims
- 0986US11534890B2SiC ingot forming methodDISCO CORP·Filed 2018·Granted Dec 27, 2022·2 cites·14 claims
- 1086US8634740B2Fixing device and image formation deviceSAKAI TOSHIYUKI·Filed 2012·Granted Jan 21, 2014·4 cites·7 claims
- 1186US7837202B2Stabilizer control deviceAISIN SEIKI·Filed 2007·Granted Nov 23, 2010·24 cites·6 claims
- 1286US6231134B1Vehicle braking system having frictional and regenerative braking devicesTOYOTA MOTOR CO LTD·Filed 1998·Granted May 15, 2001·125 cites·17 claims
- 1385US2024166920A1Ornamental sheet, ornamental material, and resin compositionDAINIPPON PRINTING CO LTD·Filed 2024·Application pending·0 cites
- 1484US8136271B2Hydraulic unit and construction machine including the sameSAKAI TOSHIYUKI·Filed 2008·Granted Mar 20, 2012·16 cites·4 claims
- 1583US9688235B2Igniter, igniter assembly, and detection system and detection method thereforHITACHI SYSTEMS LTD·Filed 2013·Granted Jun 27, 2017·10 cites·14 claims
- 1683US6728248B1Optical line terminalFUJITSU LTD·Filed 2000·Granted Apr 27, 2004·29 cites·13 claims
- 1782US10832882B2Electric circuit breaker deviceDAICEL CORP·Filed 2017·Granted Nov 10, 2020·3 cites·19 claims
- 1882US10685799B2Electric circuit breaker deviceDAICEL CORP·Filed 2017·Granted Jun 16, 2020·3 cites·19 claims
- 1982US7107541B2Information processing apparatus and method, recording medium, and programSONY CORP·Filed 2002·Granted Sep 12, 2006·32 cites·16 claims
- 2081US10971318B2Electric circuit breaker deviceDAICEL CORP·Filed 2018·Granted Apr 6, 2021·2 cites·2 claims
- 2181US9945645B2Igniter assembly, airbag system, and detection system and detection method for sameHITACHI SYSTEMS LTD·Filed 2013·Granted Apr 17, 2018·9 cites·15 claims
- 2279US4525747AAnalog-to-digital image signal conversionSAKAI TOSHIYUKI·Filed 1982·Granted Jun 25, 1985·26 cites·11 claims
- 2378US8569378B2p27 protein inducerSAKAI TOSHIYUKI·Filed 2008·Granted Oct 29, 2013·4 cites·9 claims
- 2477US12444561B2Electric circuit breaker device that extinguishes an arc generated when conductor portion is cutDAICEL CORP·Filed 2023·Granted Oct 14, 2025·0 cites·7 claims
- 2577US9503016B2Solar panel unitDAIKIN IND LTD·Filed 2013·Granted Nov 22, 2016·3 cites·4 claims
- 2677US4740436ASecondary batterySHOWA DENKO KK·Filed 1986·Granted Apr 26, 1988·38 cites·10 claims
- 2776US9121213B2Switching mechanismAISIN SEIKI·Filed 2013·Granted Sep 1, 2015·7 cites·15 claims
- 2875US7201430B2Driving device for driving an open/close memberAISIN SEIKI·Filed 2005·Granted Apr 10, 2007·9 cites·5 claims
- 2973US11958994B2Sheet, ornamental material, and resin compositionDAINIPPON PRINTING CO LTD·Filed 2020·Granted Apr 16, 2024·0 cites·10 claims
- 3073US8093368B2DR5 gene promoter and SIAH-1 gene promoterSAKAI TOSHIYUKI·Filed 2009·Granted Jan 10, 2012·0 cites·18 claims
- 3172US6489104B1Human p27Kip1 gene promoterCHUGAI PHARMACEUTICAL CO LTD·Filed 2000·Granted Dec 3, 2002·1 cites·1 claims
- 3271US6848053B1Optical network unit and optical line terminalFUJITSU LTD·Filed 2000·Granted Jan 25, 2005·17 cites·10 claims
- 3371US5882093ABrake control system for an electrically operated vehicleAISIN SEIKI·Filed 1997·Granted Mar 16, 1999·46 cites·7 claims
- 3471US5117261AImage forming apparatus with jam recovery functionMINOLTA CAMERA KK·Filed 1989·Granted May 26, 1992·17 cites·6 claims
- 3570US9473011B2Resistance generating deviceAISIN SEIKI·Filed 2014·Granted Oct 18, 2016·2 cites·5 claims
- 3670US6623925B1Human p27Kip1 gene promoterCHUGAI PHARMACEUTICAL CO LTD·Filed 2000·Granted Sep 23, 2003·1 cites·1 claims
- 3770US6524796B1Human p27kip1 gene promoterCHUGAI PHARMACEUTICAL CO LTD·Filed 2000·Granted Feb 25, 2003·1 cites·1 claims
- 3870US6392494B2Frequency comparator and clock regenerating device using the sameFUJITSU LTD·Filed 1998·Granted May 21, 2002·33 cites·18 claims
- 3970US4575768AConversion to a two-valued video signalRICOH KK·Filed 1983·Granted Mar 11, 1986·20 cites·5 claims
- 4069US12114104B2Control device, and control methodSEIKO EPSON CORP·Filed 2022·Granted Oct 8, 2024·0 cites·22 claims
- 4168US7140150B2Opening-closing device for an opening-closing member of a vehicleAISIN SEIKI·Filed 2004·Granted Nov 28, 2006·15 cites·12 claims
- 4267US6901670B2Scribing head, and scribing apparatus and scribing method using the scribing headMITSUBOSHI DIAMOND IND CO LTD·Filed 2002·Granted Jun 7, 2005·9 cites·21 claims
- 4367US5511866AAnti-skid control system for an electrically operated vehicleAISIN SEIKI·Filed 1994·Granted Apr 30, 1996·49 cites·6 claims
- 4466US11528455B2Control device, and control methodSEIKO EPSON CORP·Filed 2021·Granted Dec 13, 2022·0 cites·16 claims
- 4566US9461532B2Resistance generating device for drive unitAISIN SEIKI·Filed 2014·Granted Oct 4, 2016·2 cites·6 claims
- 4664US11673229B2Processing apparatusDISCO CORP·Filed 2020·Granted Jun 13, 2023·0 cites·8 claims
- 4764US10475610B2Electric circuit breaker deviceDAICEL CORP·Filed 2019·Granted Nov 12, 2019·0 cites·4 claims
- 4863US6225112B1Human p27Kip1 gene promoterCHUGAI RES INST MOLECULAR MED·Filed 1998·Granted May 1, 2001·17 cites·3 claims
- 4962US7907867B2Creep resistant cleaning device and image forming device having the sameKONICA MINOLTA BUSINESS TECH·Filed 2006·Granted Mar 15, 2011·2 cites·24 claims
- 5061US11245879B2Control device, and control methodSEIKO EPSON CORP·Filed 2018·Granted Feb 8, 2022·0 cites·6 claims
Showing the top 50 of 122 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →