Inventor · disambiguated record
Akihiko Komatsu
Also filed as: KOMATSU AKIHIKO
39 granted patents·5 pending applications·268 citations·filing 1999–2024
97Inventor score
Top patents by PatentIndex Score
44 records- 0188US10902830B2Signal supply device, keyboard device and non-transitory computer-readable storage mediumYAMAHA CORP·Filed 2019·Granted Jan 26, 2021·6 cites·20 claims
- 0287US8383920B2Keyboard apparatusYAMAHA CORP·Filed 2010·Granted Feb 26, 2013·10 cites·11 claims
- 0387US6882519B2Flat aluminum electrolytic capacitor and method of manufacturing the sameRUBYCON CORP·Filed 2003·Granted Apr 19, 2005·51 cites·16 claims
- 0485US8773114B2Apparatus for detecting displacement of electromagnetic actuatorHAYASHI YOSHINORI·Filed 2011·Granted Jul 8, 2014·6 cites·14 claims
- 0584US10937403B2Signal supply device, keyboard device and non-transitory computer-readable storage mediumYAMAHA CORP·Filed 2019·Granted Mar 2, 2021·4 cites·20 claims
- 0682US7943843B2Reactive force control apparatus for pedal of electronic keyboard instrumentYAMAHA CORP·Filed 2009·Granted May 17, 2011·14 cites·5 claims
- 0780US8138402B2Keyboard musical instrument and solenoid drive mechanismKOMATSU AKIHIKO·Filed 2010·Granted Mar 20, 2012·6 cites·2 claims
- 0877US8889975B2Keyboard apparatusYAMAHA CORP·Filed 2013·Granted Nov 18, 2014·4 cites·8 claims
- 0973US8013233B2Keyboard apparatusYAMAHA CORP·Filed 2008·Granted Sep 6, 2011·8 cites·5 claims
- 1073US7919708B2Electronic musical instrumentYAMAHA CORP·Filed 2010·Granted Apr 5, 2011·5 cites·12 claims
- 1172US7402738B2Wind musical instrument equipped with slide and supporting system for assisting player in performanceYAMAHA CORP·Filed 2007·Granted Jul 22, 2008·8 cites·20 claims
- 1271US6919240B2Flat aluminum electrolytic capacitor and method of manufacturing the sameRUBYCON CORP·Filed 2004·Granted Jul 19, 2005·18 cites·34 claims
- 1370US2025078794A1Detection system and musical instrumentYAMAHA CORP·Filed 2024·Application pending·0 cites
- 1469US8648236B2Keyboard apparatusYAMAHA CORP·Filed 2013·Granted Feb 11, 2014·2 cites·9 claims
- 1569US7777115B2Keyboard musical instrumentYAMAHA CORP·Filed 2007·Granted Aug 17, 2010·6 cites·14 claims
- 1666US2024078988A1Musical instrumentYAMAHA CORP·Filed 2023·Application pending·0 cites
- 1765US7279117B2Electrolytic capacitor and electrolyte solution for use in an electrolytic capacitorRUBYCON CORP·Filed 2002·Granted Oct 9, 2007·13 cites·18 claims
- 1865US6349028B1Electrolytic capacitorRUBYCON CORP·Filed 1999·Granted Feb 19, 2002·30 cites·7 claims
- 1964US8288640B2Keyboard apparatusYAGUCHI NARIYASU·Filed 2010·Granted Oct 16, 2012·4 cites·17 claims
- 2064US7385134B2Wind musical instrument having pads for closing tone holes with mechanical assistance and supporting system used thereinYAMAHA CORP·Filed 2007·Granted Jun 10, 2008·5 cites·20 claims
- 2163US6288889B1Electrolytic solution for electrolytic capacitor and electrolytic capacitor using the sameRUBYCON CORP·Filed 1999·Granted Sep 11, 2001·27 cites·20 claims
- 2261US11551653B2Electronic musical instrumentYAMAHA CORP·Filed 2020·Granted Jan 10, 2023·0 cites·23 claims
- 2361US7660101B2Electrolytic capacitor and electrolyte solution for use in an electrolytic capacitorRUBYCON CORP·Filed 2007·Granted Feb 9, 2010·3 cites·14 claims
- 2461US7605319B2Keyboard apparatusYAMAHA CORP·Filed 2008·Granted Oct 20, 2009·1 cites·4 claims
- 2561US2025003771A1Detection system and musical instrumentYAMAHA CORP·Filed 2024·Application pending·0 cites
- 2660US7786372B2Wind musical instrument with pitch changing mechanism and supporting system for pitch changeYAMAHA CORP·Filed 2007·Granted Aug 31, 2010·4 cites·17 claims
- 2760US6285543B1Electrolytic solution for use in electrolytic capacitor and electrolytic capacitorRUBYCON CORP·Filed 1999·Granted Sep 4, 2001·25 cites·10 claims
- 2858US11961499B2Sound signal generation device, keyboard instrument and sound signal generation methodYAMAHA CORP·Filed 2021·Granted Apr 16, 2024·0 cites·16 claims
- 2958US7539006B2Electrolytic solution for driving electrolytic capacitor and electrolytic capacitorRUBYCON CORP·Filed 2006·Granted May 26, 2009·2 cites·19 claims
- 3057US11138961B2Sound output device and non-transitory computer-readable storage mediumYAMAHA CORP·Filed 2020·Granted Oct 5, 2021·0 cites·10 claims
- 3156US11694665B2Sound source, keyboard musical instrument, and method for generating sound signalYAMAHA CORP·Filed 2020·Granted Jul 4, 2023·0 cites·19 claims
- 3256US7935875B2Key actuating apparatusYAMAHA CORP·Filed 2009·Granted May 3, 2011·0 cites·7 claims
- 3355US8288643B2Pedal control apparatus of electronic keyboard musical instrumentKOMATSU AKIHIKO·Filed 2009·Granted Oct 16, 2012·2 cites·15 claims
- 3454US7858864B2Key actuating apparatusYAMAHA CORP·Filed 2008·Granted Dec 28, 2010·0 cites·9 claims
- 3547US10210997B2Solid electrolytic capacitor and manufacturing method thereofRUBYCON CORP·Filed 2017·Granted Feb 19, 2019·0 cites·15 claims
- 3647US9786439B2Solid electrolyte capacitor and housing for solid electrolyte capacitorRUBYCON CORP·Filed 2014·Granted Oct 10, 2017·0 cites·14 claims
- 3747US7667953B2Electrolytic capacitorRUBYCON CORP·Filed 2004·Granted Feb 23, 2010·4 cites·22 claims
- 3844US9576742B2Solid electrolyte capacitor and manufacturing method for sameRUBYCON CORP·Filed 2013·Granted Feb 21, 2017·0 cites·17 claims
- 3943US9978527B2Solid Electrolytic capacitor and manufacturing method thereofRUBYCON CORP·Filed 2015·Granted May 22, 2018·0 cites·10 claims
- 4040US8653353B2Electronic keyboard musical instrumentKOMATSU AKIHIKO·Filed 2012·Granted Feb 18, 2014·0 cites·9 claims
- 4137US2004245105A1Electrolyte solution for driving electrolytic capacitor and electrolytic capacitorFiled 2002·Application pending·0 cites
- 4236US12463298B2Electrical storage deviceRUBYCON CORP·Filed 2021·Granted Nov 4, 2025·0 cites·20 claims
- 4336US9799456B2Solid electrolyte capacitorRUBYCON CORP·Filed 2015·Granted Oct 24, 2017·0 cites·8 claims
- 4434US2009242645A1Non-contact type ic cardKYODO PRINTING CO LTD·Filed 2007·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →