Inventor · disambiguated record
Youichi Watanabe
Also filed as: WATANABE YOUICHI
21 granted patents·5 pending applications·584 citations·filing 1978–2018
96Inventor score
Top patents by PatentIndex Score
26 records- 0194US6365994B1Motor-operated flow control valve and exhaust gas recirculation control valve for internal combustion engineHITACHI LTD·Filed 2000·Granted Apr 2, 2002·49 cites·1 claims
- 0294US6193211B1Motor-operated flow control valve and gas recirculation control valve for internal combustion engineHITACHI LTD·Filed 1999·Granted Feb 27, 2001·53 cites·6 claims
- 0394US6089536AMotor-operated flow control valve and exhaust gas recirculation control valve for internal combustion engineHITACHI LTD·Filed 1997·Granted Jul 18, 2000·56 cites·2 claims
- 0493US6587602B2Resolution conversion system and methodHITACHI LTD·Filed 2002·Granted Jul 1, 2003·64 cites·22 claims
- 0593US6378839B2Motor-operated flow control valve and exhaust gas recirculation control valve for internal combustion engineHITACHI LTD·Filed 2000·Granted Apr 30, 2002·39 cites·1 claims
- 0689US5109236ASmoothness measuring device and recording apparatus to which the smoothness measuring device is appliedCANON KK·Filed 1989·Granted Apr 28, 1992·53 cites·30 claims
- 0788US6389180B1Resolution conversion system and methodHITACHI LTD·Filed 2000·Granted May 14, 2002·29 cites·15 claims
- 0887US6002810AResolution conversion system and methodHITACHI LTD·Filed 1996·Granted Dec 14, 1999·68 cites·14 claims
- 0983US11155891B2Surface hardening treatment device and surface hardening treatment methodPARKER NETSUSHORI KOGYO CO LTD·Filed 2018·Granted Oct 26, 2021·2 cites·8 claims
- 1080US4186593ADrive simulator operating methodMEIDENSHA ELECTRIC MFG CO LTD·Filed 1978·Granted Feb 5, 1980·25 cites·5 claims
- 1178US4742151AUltra-high-molecular-weight polyestersTOYO BOSEKI·Filed 1987·Granted May 3, 1988·26 cites·7 claims
- 1276US7083688B2High-strength race and method of producing the sameNISSAN MOTOR·Filed 2001·Granted Aug 1, 2006·15 cites·10 claims
- 1371US4758117AMethod for the transportation of a particulate material at controlled rateKAWASAKI STEEL CO·Filed 1985·Granted Jul 19, 1988·26 cites·3 claims
- 1470US9943081B2Antibacterial/antiviral coating material, and method for forming antibacterial/antiviral coating filmLIXIL CORP·Filed 2014·Granted Apr 17, 2018·2 cites·2 claims
- 1562US6151425AResolution conversion system and methodHITACHI LTD·Filed 1999·Granted Nov 21, 2000·19 cites·6 claims
- 1662US5533819ACharacter by character thermal recording device with ink sheet feed controlCANON KK·Filed 1995·Granted Jul 9, 1996·21 cites·21 claims
- 1761US5633671ARecording method and apparatus maintaining constant density by anticipating temperature changes in the recording headCANON KK·Filed 1996·Granted May 27, 1997·19 cites·45 claims
- 1855US6733600B2Nitrided maraging steel and method of manufacture thereofNISSAN MOTOR·Filed 2001·Granted May 11, 2004·6 cites·14 claims
- 1946US2016227781A1Antibacterial treatment agent, antibacterial treatment method, and water supply-and-drainage memberLIXIL CORP·Filed 2014·Application pending·0 cites
- 2046US2002138305A1Drug information processing device, medical record recording device, drug information providing system, drug information processing program storage medium, and medical record recording program storage mediumFUJITSU LTD·Filed 2002·Application pending·0 cites
- 2145US5214120ADope for forming elastic polyurethane articles and process for producing said articlesTOYO BOSEKI·Filed 1992·Granted May 25, 1993·5 cites·2 claims
- 2241US2002101397A1Liquid crystal displayHITACHI LTD·Filed 2002·Application pending·0 cites
- 2336US4917848AProcess for producing polyester fibersTOYO BOSEKI·Filed 1989·Granted Apr 17, 1990·3 cites·3 claims
- 2433US4689528APrinterCANON KK·Filed 1985·Granted Aug 25, 1987·4 cites·2 claims
- 2533US2002148453A1Motor-operated flow control valve and exhaust gas recirculation control valve for internal combustion engineHITACHI LTD·Filed 2002·Application pending·0 cites
- 2633US2002056822A1Motor-operated flow control valve and exhaust gas recirculation control valve for internal combustion engineHITACHI LTD·Filed 2002·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →