Inventor · disambiguated record
Hiroshi Yamagata
Also filed as: YAMAGATA HIROSHI
52 granted patents·3 pending applications·591 citations·filing 1978–2021
98Inventor score
Top patents by PatentIndex Score
55 records- 0195US7453498B2Electronic image capture device and image file format providing raw and processed image dataEASTMAN KODAK CO·Filed 2005·Granted Nov 18, 2008·28 cites·7 claims
- 0290US5233316ADigital voltage controlled oscillator having a ring oscillator with selectable output tapsSONY CORP·Filed 1992·Granted Aug 3, 1993·75 cites·3 claims
- 0386US4225398AMethod of improving the corrosion resistance of an anodically oxidized surface film on aluminum articlesYOSHIDA KOGYO KK·Filed 1978·Granted Sep 30, 1980·41 cites·8 claims
- 0484US7802493B2Connecting rod, internal combustion engine, automotive vehicle, and production method for connecting rodYAMAHA MOTOR CO LTD·Filed 2006·Granted Sep 28, 2010·8 cites·13 claims
- 0583US7757584B2Connecting rod and internal combustion engine and automotive vehicle incorporating the sameYAMAHA MOTOR CO LTD·Filed 2006·Granted Jul 20, 2010·4 cites·10 claims
- 0683US7390023B2Motorcycle fuel tankYAMAHA MOTOR CO LTD·Filed 2005·Granted Jun 24, 2008·12 cites·20 claims
- 0782US9427801B2Cylinder liner and method for producing sameYAMAGATA HIROSHI·Filed 2011·Granted Aug 30, 2016·2 cites·2 claims
- 0878US8011271B2Fracture split-type connecting rod, internal combustion engine, transportation apparatus, and production method for fracture split-type connecting rodYAMAHA MOTOR CO LTD·Filed 2008·Granted Sep 6, 2011·5 cites·5 claims
- 0977US7765977B2Engine component part and method for producing the sameYAMAHA MOTOR CO LTD·Filed 2008·Granted Aug 3, 2010·6 cites·10 claims
- 1076US7839457B2Display image correcting device, image display device, and display image correcting methodSONY CORP·Filed 2006·Granted Nov 23, 2010·4 cites·16 claims
- 1173US4700444AMethod for making a composite engine cylinder block with preformed linerYAMAHA MOTOR CO LTD·Filed 1985·Granted Oct 20, 1987·23 cites·6 claims
- 1272US8879752B2MicrophoneHARANO HIROYUKI·Filed 2011·Granted Nov 4, 2014·4 cites·16 claims
- 1372US7171012B2MicrophoneHOSIDEN CORP·Filed 2003·Granted Jan 30, 2007·22 cites·12 claims
- 1471US8391531B2Condenser microphoneHARANO HIROYUKI·Filed 2010·Granted Mar 5, 2013·3 cites·7 claims
- 1570US10213829B2Cylinder liner and method for producing sameMORESCO CORP·Filed 2016·Granted Feb 26, 2019·0 cites·11 claims
- 1670US7412955B2Engine component part and method for producing the sameYAMAHA MOTOR CO LTD·Filed 2005·Granted Aug 19, 2008·4 cites·8 claims
- 1769US5949494AAspect ratio discrimination apparatus and image display apparatus including the sameSONY CORP·Filed 1997·Granted Sep 7, 1999·39 cites·8 claims
- 1868US6070323APiston for internal combustion engine and material thereforeYAMAHA MOTOR CO LTD·Filed 1998·Granted Jun 6, 2000·19 cites·24 claims
- 1968US5423923AHard film of amorphous Ti-Si alloy having fine tin particlesYOSHIDA KOGYO KK·Filed 1994·Granted Jun 13, 1995·23 cites·4 claims
- 2067USD280097SElectronic intercommunications unitSHARP KK·Filed 1983·Granted Aug 13, 1985·10 cites·1 claims
- 2166USD278706SPower control panelSHARP KK·Filed 1983·Granted May 7, 1985·9 cites·1 claims
- 2265US8047174B2Internal combustion engine component and method for producing the sameYAMAHA MOTOR CO LTD·Filed 2007·Granted Nov 1, 2011·3 cites·12 claims
- 2363USD281501SInterphoneSHARP KK·Filed 1983·Granted Nov 26, 1985·8 cites·1 claims
- 2462US8724839B2Unidirectional microphoneHARANO HIROYUKI·Filed 2010·Granted May 13, 2014·2 cites·4 claims
- 2562US6032570AComposite piston for machineYAMAHA MOTOR CO LTD·Filed 1998·Granted Mar 7, 2000·17 cites·27 claims
- 2662USD282360SIntercommunication unitSHARP KK·Filed 1983·Granted Jan 28, 1986·8 cites·1 claims
- 2761US8358259B2Liquid crystal display deviceHITACHI DISPLAYS LTD·Filed 2007·Granted Jan 22, 2013·1 cites·7 claims
- 2860US4637110AMethod for making a composite cylinder blockYAMAHA MOTOR CO LTD·Filed 1985·Granted Jan 20, 1987·13 cites·2 claims
- 2960USD281500SInterphoneSHARP KK·Filed 1983·Granted Nov 26, 1985·7 cites·1 claims
- 3058US2010229822A1Engine component part and method for producing the sameYAMAHA MOTOR CO LTD·Filed 2010·Application pending·0 cites
- 3155US5523850APicture signal recording device having adaptive processing circuit for adding color signal and sub-sampled color signal in response to motion signalSONY CORP·Filed 1993·Granted Jun 4, 1996·16 cites·6 claims
- 3254US5366564AHard wear-resistant film and method for production thereofYOSHIDA KOGYO KK·Filed 1993·Granted Nov 22, 1994·15 cites·14 claims
- 3353US6561322B2Plated wear surface for alloy components and methods of manufacturing the sameYAMAHA MOTOR CO LTD·Filed 1999·Granted May 13, 2003·14 cites·87 claims
- 3453US6205836B1Method for manufacturing piston by forging and forging dieYAMAHA MOTOR CO LTD·Filed 1999·Granted Mar 27, 2001·15 cites·20 claims
- 3552US5648174AHighly hard thin film and method for production thereofYKK CORP·Filed 1995·Granted Jul 15, 1997·15 cites·19 claims
- 3651US11503402B2Unidirectional microphoneHOSIDEN CORP·Filed 2021·Granted Nov 15, 2022·0 cites·13 claims
- 3751US6226046B1Video signal discriminating circuit and television receiverSONY CORP·Filed 1998·Granted May 1, 2001·17 cites·4 claims
- 3851US5992015AProcess for forming composite pistonYAMAHA MOTOR CO LTD·Filed 1998·Granted Nov 30, 1999·12 cites·15 claims
- 3951US5012776AComposite cylinder block assemblyYAMAHA MOTOR CO LTD·Filed 1988·Granted May 7, 1991·5 cites·2 claims
- 4050US11664520B2Fuel cell assembly and vehicle including fuel cell assemblyTOYOTA MOTOR CO LTD·Filed 2021·Granted May 30, 2023·0 cites·3 claims
- 4150US8312856B2Forged piston, internal combustion engine, transportation apparatus and method of making the forged pistonYAMAGATA HIROSHI·Filed 2007·Granted Nov 20, 2012·1 cites·7 claims
- 4249US5595814AWear resistant filmYKK CORP·Filed 1995·Granted Jan 21, 1997·13 cites·9 claims
- 4349US2008229877A1Crankshaft, internal combustion engine, transportation apparatus, and production method for crankshaftYAMAHA MOTOR CO LTD·Filed 2008·Application pending·0 cites
- 4448US6209446B1Piston for internal combustion engine and process of making sameYAMAHA MOTOR CO LTD·Filed 1999·Granted Apr 3, 2001·10 cites·15 claims
- 4547US2020173686A1Heat pump type hot water supplying deviceSANDEN LIVING & ENV SYSTEMS CORPORATION·Filed 2017·Application pending·0 cites
- 4645US5405458AMethod of producing hard film of Ti-Si-N composite materialYOSHIDA KOGYO KK·Filed 1993·Granted Apr 11, 1995·9 cites·11 claims
- 4741US7202355B2DNA sequence regulating plant fruit-specific expressionKANEKA CORP·Filed 2000·Granted Apr 10, 2007·0 cites·30 claims
- 4841US5219675AElectrolyte for fuel cellYAMAHA MOTOR CO LTD·Filed 1990·Granted Jun 15, 1993·14 cites·19 claims
- 4940US5015308ACorrosion-resistant and heat-resistant amorphous aluminum-based alloy thin film and process for producing the sameMASUMOTO TSUYOSHI·Filed 1989·Granted May 14, 1991·6 cites·4 claims
- 5039US4750393AMethod for punching a cylindrical tubeYAMAHA MOTOR CO LTD·Filed 1987·Granted Jun 14, 1988·5 cites·2 claims
Showing the top 50 of 55 patent records by PatentIndex Score.
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