Inventor · disambiguated record
Hiroshi Kawahara
Also filed as: KAWAHARA HIROSHI · YOSHIDA SHOHEI
65 granted patents·15 pending applications·440 citations·filing 1977–2023
98Inventor score
Top patents by PatentIndex Score
80 records- 0193US8656798B2Linear actuatorKAWAHARA HIROSHI·Filed 2011·Granted Feb 25, 2014·22 cites·13 claims
- 0292US4187377AHalogen-containing s-triazine compoundASAHI GLASS CO LTD·Filed 1977·Granted Feb 5, 1980·25 cites·6 claims
- 0386US8089200B2Piezoelectric vibrating devices and methods for manufacturing sameKAWAHARA HIROSHI·Filed 2010·Granted Jan 3, 2012·9 cites·15 claims
- 0485US6518501B1Electronic part and method of assembling the sameNRS TECHNOLOGIES INC·Filed 2000·Granted Feb 11, 2003·43 cites·16 claims
- 0584US4772922ACopying apparatusBROTHER IND LTD·Filed 1987·Granted Sep 20, 1988·20 cites·19 claims
- 0682US10550978B2Joining structure and joining method thereofNSK LTD·Filed 2013·Granted Feb 4, 2020·6 cites·8 claims
- 0781US10161489B2Friction-roller-type reduction gearNSK LTD·Filed 2016·Granted Dec 25, 2018·4 cites·4 claims
- 0878US12029986B2Non-transitory computer-readable recording medium and method for controlling communication between a server device and a terminal deviceGREE INC·Filed 2023·Granted Jul 9, 2024·0 cites·20 claims
- 0975US11761070B2Method for manufacturing aluminum alloy memberTOYOTA MOTOR CO LTD·Filed 2021·Granted Sep 19, 2023·0 cites·1 claims
- 1073US6852198B1Resin composition, water-resistant/moisture-proof paper, containing the same, and process for producing the sameGOYO PAPER WORKING CO LTD·Filed 2000·Granted Feb 8, 2005·13 cites·34 claims
- 1172US11214857B2Method for manufacturing aluminum alloy memberTOYOTA MOTOR CO LTD·Filed 2019·Granted Jan 4, 2022·0 cites·3 claims
- 1271US5805380AOvercoat magnetic head slider having overcoat and magnetic disk deviceNEC CORP·Filed 1997·Granted Sep 8, 1998·34 cites·11 claims
- 1370US11712632B2Non-transitory computer-readable recording medium and method for controlling communication between a server device and a terminal deviceGREE INC·Filed 2021·Granted Aug 1, 2023·0 cites·16 claims
- 1470US5980659ASurface-treated metallic part and processing method thereofTOYODA CHUO KENKYUSHO KK·Filed 1997·Granted Nov 9, 1999·21 cites·17 claims
- 1568US8429800B2Methods for manufacturing piezoelectric vibrating piecesKAWAHARA HIROSHI·Filed 2010·Granted Apr 30, 2013·3 cites·6 claims
- 1667US11247132B2Non-transitory computer-readable recording medium and method for controlling communication between a server device and a terminal deviceGREE INC·Filed 2020·Granted Feb 15, 2022·0 cites·13 claims
- 1767US6395224B1Magnesium alloy and method of producing the sameTOYODA CHUO KENKYUSHO KK·Filed 1999·Granted May 28, 2002·19 cites·18 claims
- 1867US5532041AMagnetic recording media and method for making themTDK CORP·Filed 1994·Granted Jul 2, 1996·26 cites·23 claims
- 1966US8610337B2Piezoelectric device and method for manufacturing sameKAWAHARA HIROSHI·Filed 2009·Granted Dec 17, 2013·3 cites·18 claims
- 2064US12003002B2Power generation apparatus and power generation methodTOYOTA CHUO KENKYUSHO KK·Filed 2021·Granted Jun 4, 2024·0 cites·15 claims
- 2164US10145420B2Joint structure and joining method thereofNSK LTD·Filed 2013·Granted Dec 4, 2018·2 cites·4 claims
- 2264US5188395AWaterproof recording material having ground patterns and its manufacturing methodGOYO PAPER WORKING CO LTD·Filed 1989·Granted Feb 23, 1993·12 cites·5 claims
- 2364US4884501APressure developing apparatusBROTHER IND LTD·Filed 1987·Granted Dec 5, 1989·9 cites·1 claims
- 2463US10386253B2Vehicle wheel supporting rolling bearing unitNSK LTD·Filed 2016·Granted Aug 20, 2019·1 cites·8 claims
- 2562US6605341B2Functional film having specific surface dispersion ratioTDK CORP·Filed 2001·Granted Aug 12, 2003·9 cites·18 claims
- 2662US2023030521A1Magnesium removal agent and production method for aluminum alloyTOYOTA CHUO KENKYUSHO KK·Filed 2022·Application pending·0 cites
- 2761US7587328B2Transaction adjusting deviceLNG JAPAN CORP·Filed 2001·Granted Sep 8, 2009·5 cites·21 claims
- 2861US2022349026A1Metal purifying method and metal purifying apparatusTOYOTA CHUO KENKYUSHO KK·Filed 2022·Application pending·0 cites
- 2960US10821365B2Non-transitory computer-readable recording medium and method for controlling communication between a server device and a terminal deviceGREE INC·Filed 2018·Granted Nov 3, 2020·0 cites·13 claims
- 3059US2005246181A1Method for credit card payment settlement and system for sameKAWAHARA HIROSHI·Filed 2003·Application pending·0 cites
- 3155US6750592B2Surface acoustic wave filter and surface acoustic wave filter apparatusNRS TECHNOLOGIES INC·Filed 2001·Granted Jun 15, 2004·6 cites·19 claims
- 3254US7067963B2Surface acoustic wave deviceNIHON DEMPA KOGYO CO·Filed 2001·Granted Jun 27, 2006·5 cites·22 claims
- 3354US4410590AMagnetic recording mediumTDK ELECTRONICS CO LTD·Filed 1981·Granted Oct 18, 1983·12 cites·4 claims
- 3453US2023043661A1Metal removal method and metal recovery methodTOYOTA CHUO KENKYUSHO KK·Filed 2021·Application pending·0 cites
- 3553US2008050581A1Rare Earth Magnet and Method for Manufacturing SameTDK CORP·Filed 2005·Application pending·0 cites
- 3653US2023070997A1Metal removal agentTOYOTA CHUO KENKYUSHO KK·Filed 2021·Application pending·0 cites
- 3751US6720845B2Saw filter device and package for accommodating the sameNRS TECHNOLOGIES INC·Filed 2001·Granted Apr 13, 2004·6 cites·32 claims
- 3851US4945374APressure developing deviceBROTHER IND LTD·Filed 1989·Granted Jul 31, 1990·8 cites·10 claims
- 3951US2011116966A1Aluminum alloy, method of casting aluminum alloy, and method of producing aluminum alloy productTOYOTA MOTOR CO LTD·Filed 2009·Application pending·0 cites
- 4049US4442177AAlkyl ether methylolmelamine coating composition, coating process and transparent productASAHI GLASS CO LTD·Filed 1981·Granted Apr 10, 1984·10 cites·13 claims
- 4149US4326958APermselective membraneASAHI GLASS CO LTD·Filed 1980·Granted Apr 27, 1982·13 cites·10 claims
- 4249US2008000561A1Cast aluminum alloy excellent in relaxation resistance property and method of heat-treating the sameTOYOTA CHUO KENKYUSHO KK·Filed 2007·Application pending·0 cites
- 4348US4984455ASystem for detecting speed of engine for vehicleDIESEL KIKI CO·Filed 1990·Granted Jan 15, 1991·11 cites·4 claims
- 4447US2006197197A1Surface acoustic wave device and manufacruring method thereofNIHON DEMPA KOGYO CO·Filed 2006·Application pending·0 cites
- 4546US5808833AMagnetic disk apparatus with protective filmsNEC CORP·Filed 1997·Granted Sep 15, 1998·7 cites·5 claims
- 4646US4414288AMagnetic recording mediumTDK ELECTRONICS CO LTD·Filed 1982·Granted Nov 8, 1983·5 cites·4 claims
- 4745US10406444B2Program, information processing apparatus, and control methodGREE INC·Filed 2017·Granted Sep 10, 2019·0 cites·7 claims
- 4845US4460653AMagnetic recording mediumTDK CORP·Filed 1983·Granted Jul 17, 1984·9 cites·10 claims
- 4944US7014902B2Optical disc and method for manufacturing the sameTDK CORP·Filed 2004·Granted Mar 21, 2006·0 cites·9 claims
- 5044US7008683B2Optical disc and method for manufacturing the sameTDK CORP·Filed 2004·Granted Mar 7, 2006·0 cites·9 claims
Showing the top 50 of 80 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →