Inventor · disambiguated record
Yutaka Ogawa
Also filed as: OGAWA YUTAKA
46 granted patents·3 pending applications·1,284 citations·filing 1975–2024
99Inventor score
Files withNGK INSULATORS LTD13AKEBONO BRAKE IND5FUJI XEROX CO LTD3NIPPON FILLESTER KK3CHUGAI PHARMACEUTICAL CO LTD2
Top patents by PatentIndex Score
49 records- 0197US4559193AMethod of sealing open ends of ceramic honeycomb structural bodyNGK INSULATORS LTD·Filed 1983·Granted Dec 17, 1985·115 cites·11 claims
- 0293US5398554ACoriolis flowmeter with natural frequency adjusting means engaged with the counterbalancing conduitOVAL CORP·Filed 1993·Granted Mar 21, 1995·92 cites·8 claims
- 0392US4974780AUltrasonic fuel injection nozzleTOA NENRYO KOGYO KK·Filed 1989·Granted Dec 4, 1990·77 cites·16 claims
- 0492US4568402AMethod of sealing open ends of ceramic honeycomb structural bodyNGK INSULATORS LTD·Filed 1983·Granted Feb 4, 1986·63 cites·11 claims
- 0590US4455336ACeramic honeycomb structural bodiesNGK INSULATORS LTD·Filed 1982·Granted Jun 19, 1984·52 cites·3 claims
- 0689US6893658B1Soft capsulesCHUGAI PHARMACEUTICAL CO LTD·Filed 2000·Granted May 17, 2005·39 cites·14 claims
- 0789US5870741AInformation management deviceFUJI XEROX CO LTD·Filed 1996·Granted Feb 9, 1999·125 cites·11 claims
- 0886US4638683ACamshaft for engineNGK INSULATORS LTD·Filed 1985·Granted Jan 27, 1987·37 cites·19 claims
- 0985US3976169ADisc brakeAKEBONO BRAKE IND·Filed 1975·Granted Aug 24, 1976·28 cites·3 claims
- 1083US4510209ATwo layer-coated steel materials and process for producing the sameNIPPON STEEL CORP·Filed 1981·Granted Apr 9, 1985·43 cites·6 claims
- 1180US6802224B2Arch-shaped tube type coriolis meter and method for determining shape of the coriolis meterOVAL CORP·Filed 2002·Granted Oct 12, 2004·29 cites·5 claims
- 1278US4563414AMethod of producing a mask to be used for the production of a ceramic filterNGK INSULATORS LTD·Filed 1983·Granted Jan 7, 1986·32 cites·20 claims
- 1376US4030577ANegative disc brake with a clearance-takeup mechanismAKEBONO BRAKE IND·Filed 1975·Granted Jun 21, 1977·21 cites·3 claims
- 1475US5986790ALight source for optical communication, optical transceiver and optical communication networkFUJI XEROX CO LTD·Filed 1997·Granted Nov 16, 1999·50 cites·6 claims
- 1574US4616611APrecombustion chamber construction of internal combustion engineNGK INSULATORS LTD·Filed 1985·Granted Oct 14, 1986·25 cites·5 claims
- 1674US4489774ARotary cordierite heat regenerator highly gas-tight and method of producing the sameNGK INSULATORS LTD·Filed 1983·Granted Dec 25, 1984·25 cites·5 claims
- 1770US5317895AFlowmeter proving apparatusOVAL ENG CO LTD·Filed 1993·Granted Jun 7, 1994·32 cites·6 claims
- 1870US4681074AStructure of divided combustion chamber for internal combustion engineNGK INSULATORS LTD·Filed 1986·Granted Jul 21, 1987·22 cites·21 claims
- 1970US4577600AStructure of divided combustion chamber for diesel engineMAZDA MOTOR·Filed 1984·Granted Mar 25, 1986·18 cites·25 claims
- 2070US4109766ADisc brakeAKEBONO BRAKE IND·Filed 1977·Granted Aug 29, 1978·16 cites·6 claims
- 2168US5991644AFolding portable communications deviceNEC CORP·Filed 1995·Granted Nov 23, 1999·48 cites·15 claims
- 2268US4651692AStructure of divided combustion chamber for diesel engineNGK INSULATORS LTD·Filed 1985·Granted Mar 24, 1987·19 cites·7 claims
- 2367US3977498ADisc brake caliper mountingAKEBONO BRAKE IND·Filed 1975·Granted Aug 31, 1976·15 cites·6 claims
- 2463US4627295AVortex flow meterOVAL ENG CO LTD·Filed 1986·Granted Dec 9, 1986·22 cites·18 claims
- 2563US4279849AMethod for producing cordierite ceramic honeycomb structural bodiesNGK INSULATORS INC·Filed 1980·Granted Jul 21, 1981·18 cites·2 claims
- 2662US5423073AAcoustic signal transmitting systemFUJI XEROX CO LTD·Filed 1992·Granted Jun 6, 1995·48 cites·5 claims
- 2762US4642210ARotary cordierite heat regenerator highly gas-tight and method of producing the sameNGK INSULATORS LTD·Filed 1984·Granted Feb 10, 1987·19 cites·7 claims
- 2861US5207610AApparatus for removing roeNIPPON FILLESTER KK·Filed 1992·Granted May 4, 1993·17 cites·9 claims
- 2961US4662331APrecombustion chamber construction of internal combustion engineNGK INSULATORS LTD·Filed 1985·Granted May 5, 1987·18 cites·5 claims
- 3059US7685895B2Substrate inspection device, substrate inspection method, and recovery toolNAS GIKEN INC·Filed 2005·Granted Mar 30, 2010·2 cites·5 claims
- 3159US6234295B1Passenger conveyor systemNIPPON FILLESTAR CO·Filed 1998·Granted May 22, 2001·20 cites·17 claims
- 3259US4741253APiston for internal combustion enginesNGK INSULATORS LTD·Filed 1986·Granted May 3, 1988·17 cites·14 claims
- 3358US4578158AProcess for electroplating a metallic material with an iron-zinc alloyNIPPON STEEL CORP·Filed 1984·Granted Mar 25, 1986·10 cites·2 claims
- 3455US11860245B2Magnetic detection device and semiconductor integrated circuit for amplifying magnetic detection signalOGAWA YUTAKA·Filed 2020·Granted Jan 2, 2024·0 cites·7 claims
- 3551US6708043B1Waterproof housing for a radio communication apparatusKONINKL PHILIPS ELECTRONICS NV·Filed 2000·Granted Mar 16, 2004·2 cites·1 claims
- 3650US2022197325A1Operation deviceTOYO DENSO KK·Filed 2021·Application pending·0 cites
- 3750US2025038712A1Load drive circuit capable of stopping operating upon occurrence of abnormality, and method of controlling load drive circuitOGAWA YUTAKA·Filed 2024·Application pending·0 cites
- 3849US4955110AApparatus for collecting roeNIPPON FILLESTER KK·Filed 1989·Granted Sep 11, 1990·9 cites·6 claims
- 3947US4976011AApparatus for collecting roe and fish body processing machine using the sameNIPPON FILLESTER KK·Filed 1989·Granted Dec 11, 1990·8 cites·6 claims
- 4046US4933828AControl system for voltage-source pulse width modulation step-up rectifierTOSHIBA KK·Filed 1989·Granted Jun 12, 1990·13 cites·4 claims
- 4144US6870756B2Semiconductor integrated circuit deviceRENESAS TECH CORP·Filed 2003·Granted Mar 22, 2005·6 cites·17 claims
- 4244US4072217ADisc brake of floating caliper typeAKEBONO BRAKE IND·Filed 1976·Granted Feb 7, 1978·7 cites·8 claims
- 4343US6544554B1Regulated release preparationsCHUGAI PHARMACEUTICAL CO LTD·Filed 1999·Granted Apr 8, 2003·7 cites·19 claims
- 4440US5033164AFish processing machineNIPPON SUISAN KAISHA LTD·Filed 1989·Granted Jul 23, 1991·6 cites·4 claims
- 4539US5212323AProcess for producing 6-(3-dimethylaminopropionyl)forskolinNIPPON KAYAKU KK·Filed 1991·Granted May 18, 1993·2 cites·7 claims
- 4638US5308875ATherapeutic coolant for the local treatment of burnNIPPON PETROCHEMICALS CO LTD·Filed 1993·Granted May 3, 1994·2 cites·2 claims
- 4736US2003156472A1Semiconductor integrated circuit deviceHITACHI LTD·Filed 2002·Application pending·0 cites
- 4833US4522668AMethod of producing ceramic filterNGK INSULATORS LTD·Filed 1983·Granted Jun 11, 1985·5 cites·21 claims
- 4929US5026319AFish processing machineNIPPON SUISAN KAISHA LTD·Filed 1990·Granted Jun 25, 1991·3 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →