Inventor · disambiguated record
Kenichi Otsuka
Also filed as: OTSUKA KENICHI
36 granted patents·2 pending applications·540 citations·filing 1980–2017
98Inventor score
Files withTOSHIBA KK8TOKYO SHIBAURA ELECTRIC CO4KAWASAKI STEEL CO3OTSUKA KENICHI3TOSHIBA MEMORY CORP3
Top patents by PatentIndex Score
38 records- 0191US6276290B1Small watercraft having an improved structure of storage compartmentYAMAHA HATSUDOKI KABUSHIKI·Filed 1998·Granted Aug 21, 2001·46 cites·75 claims
- 0287US8222649B2Semiconductor device and method of manufacturing the sameMIURA NARUHISA·Filed 2006·Granted Jul 17, 2012·18 cites·9 claims
- 0386US10553507B2Control device and control method of semiconductor manufacturing apparatusTOSHIBA MEMORY CORP·Filed 2016·Granted Feb 4, 2020·5 cites·16 claims
- 0486US6553928B2Small watercraft having an improved structure of storage compartmentYAMAHA MOTOR CO LTD·Filed 2001·Granted Apr 29, 2003·22 cites·29 claims
- 0585US5914531ASemiconductor device having a ball grid array package structure using a supporting frameHITACHI LTD·Filed 1997·Granted Jun 22, 1999·68 cites·21 claims
- 0681US4295079ALamp circuit with disconnected lamp detecting deviceTOKYO SHIBAURA ELECTRIC CO·Filed 1980·Granted Oct 13, 1981·41 cites·14 claims
- 0780US8555799B2Personal watercraftOTSUKA KENICHI·Filed 2011·Granted Oct 15, 2013·7 cites·11 claims
- 0879US8505475B2Personal watercraftOTSUKA KENICHI·Filed 2011·Granted Aug 13, 2013·6 cites·10 claims
- 0979US5209182AChemical vapor deposition apparatus for forming thin filmKAWASAKI STEEL CO·Filed 1992·Granted May 11, 1993·49 cites·7 claims
- 1078US8474389B2Personal watercraftOTSUKA KENICHI·Filed 2011·Granted Jul 2, 2013·6 cites·3 claims
- 1175US6114192AMethod of manufacturing a semiconductor device having a ball grid array package structure using a supporting frameHITACHI LTD·Filed 1998·Granted Sep 5, 2000·39 cites·38 claims
- 1274US7520182B2Torque meterONO SOKKI CO LTD·Filed 2004·Granted Apr 21, 2009·20 cites·8 claims
- 1373US4325112ACounter controlled pulse width modulated inverterTOKYO SHIBAURA ELECTRIC CO·Filed 1981·Granted Apr 13, 1982·21 cites·7 claims
- 1469US4810285AProcess for preparing spherical copper fine powderKAWASAKI STEEL CO·Filed 1988·Granted Mar 7, 1989·21 cites·3 claims
- 1568US8513735B2Power semiconductor deviceNAKATA SHUHEI·Filed 2009·Granted Aug 20, 2013·4 cites·10 claims
- 1667US7017507B2Steering assembly for watercraftYAMAHA MARINE KK·Filed 2004·Granted Mar 28, 2006·9 cites·21 claims
- 1764US10370633B2Method of operating continuous sterilizing apparatus, continuous sterilizing apparatus, fermenting system, and continuous fermenting systemTORAY INDUSTRIES·Filed 2014·Granted Aug 6, 2019·0 cites·9 claims
- 1863US7781301B2Method of fabricating semiconductor deviceTOSHIBA KK·Filed 2009·Granted Aug 24, 2010·2 cites·20 claims
- 1962US6686226B1Method of manufacturing a semiconductor device a ball grid array package structure using a supporting frameRENESAS TECH CORP·Filed 2000·Granted Feb 3, 2004·9 cites·22 claims
- 2062US5225245AChemical vapor deposition method for forming thin filmKAWASAKI STEEL CO·Filed 1990·Granted Jul 6, 1993·23 cites·3 claims
- 2161US8037781B2Telescoping steering system and water vehicle including the sameYAMAHA MOTOR MFG CORP OF AMERICA·Filed 2008·Granted Oct 18, 2011·5 cites·8 claims
- 2255US5607878AContact plug forming methodTOSHIBA KK·Filed 1995·Granted Mar 4, 1997·26 cites·19 claims
- 2354US10024280B2VesselYAMAHA MOTOR CO LTD·Filed 2017·Granted Jul 17, 2018·0 cites·15 claims
- 2454US4349867AControl apparatus for a cycloconverterTOKYO SHIBAURA ELECTRIC CO·Filed 1981·Granted Sep 14, 1982·11 cites·6 claims
- 2553US6861294B2Semiconductor devices and methods of making the devicesRENESAS TECH CORP·Filed 2003·Granted Mar 1, 2005·4 cites·9 claims
- 2651US5990007AMethod of manufacturing a semiconductor deviceTOSHIBA KK·Filed 1997·Granted Nov 23, 1999·20 cites·26 claims
- 2749US5498571AMethod of manufacturing a semiconductor device having reliable multi-layered wiringTOSHIBA KK·Filed 1995·Granted Mar 12, 1996·13 cites·4 claims
- 2848US4482855ACurrent control apparatus for electric power systemsTOKYO SHIBAURA ELECTRIC CO·Filed 1983·Granted Nov 13, 1984·8 cites·11 claims
- 2946US9885649B2Particle measuring apparatus and particle measuring methodTOSHIBA MEMORY CORP·Filed 2016·Granted Feb 6, 2018·0 cites·12 claims
- 3045US9885648B2Particle detecting apparatusTOSHIBA MEMORY CORP·Filed 2016·Granted Feb 6, 2018·0 cites·7 claims
- 3145US2014099845A1Jet propulsion boatYAMAHA MOTOR CO LTD·Filed 2013·Application pending·0 cites
- 3241US4502132APower switch apparatusMITSUBISHI ELECTRIC CORP·Filed 1983·Granted Feb 26, 1985·4 cites·12 claims
- 3340US6180513B1Apparatus and method for manufacturing a semiconductor device having a multi-wiring layer structureTOSHIBA KK·Filed 1997·Granted Jan 30, 2001·10 cites·16 claims
- 3438US2001000052A1Small watercraft having an improved structure of storage compartmentFiled 2000·Application pending·0 cites
- 3537US5834367AMethod of manufacturing semiconductor device having a multilayer wiringTOSHIBA KK·Filed 1996·Granted Nov 10, 1998·9 cites·6 claims
- 3637US5496393AGas purification capability measuring method for gas purification apparatus and gas purification apparatusTOSHIBA KK·Filed 1995·Granted Mar 5, 1996·7 cites·23 claims
- 3734US5759912AMethod of manufacturing a semiconductor device having multi-layered wiring without hillocks at the insulating layersTOSHIBA KK·Filed 1996·Granted Jun 2, 1998·3 cites·9 claims
- 3831US4371440AMethod of treating a waste water rich in proteinNAT TAX ADMINISTRATION AGENCY·Filed 1981·Granted Feb 1, 1983·4 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →