Inventor · disambiguated record
Koichi Hirata
Also filed as: HIRATA KOICHI
36 granted patents·8 pending applications·228 citations·filing 1982–2021
97Inventor score
Top patents by PatentIndex Score
44 records- 0191US4498078ASewing machine with a voice warning deviceYOSHIMURA MOTOKAZU·Filed 1982·Granted Feb 5, 1985·23 cites·5 claims
- 0290US10627107B2Hydrogen gas burner structure and hydrogen gas burner device including the sameTOYOTA MOTOR CO LTD·Filed 2017·Granted Apr 21, 2020·5 cites·4 claims
- 0386US10648662B2Nozzle structure for hydrogen gas burner apparatusTOYOTA MOTOR CO LTD·Filed 2018·Granted May 12, 2020·3 cites·2 claims
- 0481US6580107B2Compound semiconductor device with depletion layer stop regionSANYO ELECTRIC CO·Filed 2001·Granted Jun 17, 2003·28 cites·30 claims
- 0577US10237525B2Display device, method for controlling display device, control program, and recording mediumSHARP KK·Filed 2016·Granted Mar 19, 2019·3 cites·14 claims
- 0675US6627967B2Schottky barrier diodeSANYO ELECTRIC CO·Filed 2002·Granted Sep 30, 2003·21 cites·17 claims
- 0772US2021310651A1Nozzle structure for hydrogen gas burner apparatusTOYOTA MOTOR CO LTD·Filed 2021·Application pending·0 cites
- 0867US6897126B2Semiconductor device manufacturing method using mask slanting from orientation flatSANYO ELECTRIC CO·Filed 2002·Granted May 24, 2005·11 cites·6 claims
- 0965US11098893B2Nozzle structure for hydrogen gas burner apparatusTOYOTA MOTOR CO LTD·Filed 2018·Granted Aug 24, 2021·0 cites·4 claims
- 1065US9926998B2Piston structure for engineMAZDA MOTOR·Filed 2013·Granted Mar 27, 2018·2 cites·3 claims
- 1165US6777277B2Manufacturing method of Schottky barrier diodeSANYO ELECTRIC CO·Filed 2002·Granted Aug 17, 2004·11 cites·18 claims
- 1262US9347396B2Piston structure for engineMAZDA MOTOR·Filed 2014·Granted May 24, 2016·1 cites·5 claims
- 1359US4688192AElectronic dictionaryBROTHER IND LTD·Filed 1984·Granted Aug 18, 1987·27 cites·14 claims
- 1457US12116682B2Electrolyzer, method for controlling same, and programASAHI CHEMICAL IND·Filed 2020·Granted Oct 15, 2024·0 cites·18 claims
- 1556US8479249B2Display device, program and computer readable storage medium on which said program is storedKOIKE AKIRA·Filed 2010·Granted Jul 2, 2013·1 cites·11 claims
- 1653US7640740B2Stirling engineJAPAN AEROSPACE EXPLORATION·Filed 2004·Granted Jan 5, 2010·6 cites·13 claims
- 1752US9556821B2Piston structure for engineMAZDA MOTOR·Filed 2014·Granted Jan 31, 2017·0 cites·19 claims
- 1852US5152019AMattress and cushion materialHIRATA KOICHI·Filed 1990·Granted Oct 6, 1992·23 cites·8 claims
- 1951US7109950B2Display apparatusPIONEER DISPLAY PROD CORP·Filed 2002·Granted Sep 19, 2006·3 cites·13 claims
- 2051US6682968B2Manufacturing method of Schottky barrier diodeSANYO ELECTRIC CO·Filed 2002·Granted Jan 27, 2004·5 cites·23 claims
- 2150US6787871B2Integrated schottky barrier diode and manufacturing method thereofSANYO ELECTRIC CO·Filed 2002·Granted Sep 7, 2004·5 cites·7 claims
- 2249US6690070B2Insulated gate semiconductor device and its manufacturing methodSANYO ELECTRIC CO·Filed 2001·Granted Feb 10, 2004·4 cites·7 claims
- 2346US6867115B2Compound semiconductor deviceSANYO ELECTRIC CO·Filed 2002·Granted Mar 15, 2005·2 cites·9 claims
- 2446US6307251B1Semiconductor device having capacitance element and method of producing the sameSANYO ELECTRIC CO·Filed 1999·Granted Oct 23, 2001·10 cites·5 claims
- 2545US11808202B2Engine crank pulley structureMAZDA MOTOR·Filed 2020·Granted Nov 7, 2023·0 cites·4 claims
- 2644US6858489B2Semiconductor device manufacturing methodSANYO ELECTRIC CO·Filed 2003·Granted Feb 22, 2005·2 cites·8 claims
- 2743US6873828B2Compound semiconductor switching device for high frequency switchingSANYO ELECTRIC CO·Filed 2001·Granted Mar 29, 2005·3 cites·11 claims
- 2842US6894371B2Semiconductor deviceSANYO ELECTRIC CO·Filed 2003·Granted May 17, 2005·1 cites·10 claims
- 2942US6670236B2Semiconductor device having capacitance element and method of producing the sameSANYO ELECTRIC CO·Filed 2001·Granted Dec 30, 2003·2 cites·5 claims
- 3041US2003129788A1Compound semiconductor deviceSANYO ELECTRIC CO·Filed 2002·Application pending·0 cites
- 3139US10612615B2Engine reciprocative rotating mechanism and method for manufacturing the sameMAZDA MOTOR·Filed 2018·Granted Apr 7, 2020·0 cites·7 claims
- 3237US10760636B2Engine reciprocative rotating mechanism and method for manufacturing the sameMAZDA MOTOR·Filed 2018·Granted Sep 1, 2020·0 cites·6 claims
- 3337US4796185ATypewriter having electronic dictionary with efficient storage, for printing any stored information associated with a entered word or entered wordYOSHIMURA MOTOKAZU·Filed 1986·Granted Jan 3, 1989·12 cites·7 claims
- 3437US2003013240A1Manufacturing method of compound semiconductor deviceSANYO ELECTRIC CO·Filed 2002·Application pending·0 cites
- 3536US7125787B2Method of manufacturing insulated gate semiconductor deviceSANYO ELECTRIC CO·Filed 2003·Granted Oct 24, 2006·0 cites·6 claims
- 3636US6727559B2Compound semiconductor deviceSANYO ELECTRIC CO·Filed 2002·Granted Apr 27, 2004·0 cites·7 claims
- 3736US2005179106A1Schottky barrier diodeSANYO ELECTRIC CO·Filed 2005·Application pending·0 cites
- 3834US4489436ADevice for vocally indicating causes of abnormal conditions of a sewing machineBROTHER IND LTD·Filed 1982·Granted Dec 18, 1984·7 cites·3 claims
- 3934US2002048871A1Semiconductor device and manufacturing method thereforFiled 2001·Application pending·0 cites
- 4034US2012206493A1Display device, control method for said display device, program, and computer-readable recording medium having program stored thereonKOIKE AKIRA·Filed 2010·Application pending·0 cites
- 4133US5473982AStamp apparatus having means to produce stencilsBROTHER IND LTD·Filed 1993·Granted Dec 12, 1995·5 cites·21 claims
- 4233US2003025175A1Schottky barrier diodeSANYO ELECTRIC CO·Filed 2002·Application pending·0 cites
- 4332USD311159SAutomobileHONDA MOTOR CO LTD·Filed 1987·Granted Oct 9, 1990·2 cites·1 claims
- 4424US2016366662A1Information processing apparatus and control programSHARP KK·Filed 2015·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →