Inventor · disambiguated record
Ryoichi Ishikawa
Also filed as: ISHIKAWA RYOICHI
14 granted patents·5 pending applications·205 citations·filing 1975–2024
91Inventor score
Files withHONDA MOTOR CO LTD5DAINIPPON INK & CHEMICALS3MATSUSHITA ELECTRIC INDUSTRIAL CO LTD2PANASONIC CORP2HITACHI LTD1
Top patents by PatentIndex Score
19 records- 0195US4528346AResin compositionDAINIPPON INK & CHEMICALS·Filed 1983·Granted Jul 9, 1985·84 cites·7 claims
- 0284US7114765B2Automobile hoodHONDA MOTOR CO LTD·Filed 2005·Granted Oct 3, 2006·22 cites·17 claims
- 0384US5913090AImage forming apparatus service systemRICOH KK·Filed 1997·Granted Jun 15, 1999·40 cites·17 claims
- 0477US7141206B2Method of manufacturing closed section structure filled with foam and closed section structure manufactured by the sameHONDA MOTOR CO LTD·Filed 2004·Granted Nov 28, 2006·20 cites·8 claims
- 0567US7646689B2Disk discriminating method and disk discriminating apparatusPANASONIC CORP·Filed 2006·Granted Jan 12, 2010·1 cites·12 claims
- 0667US7410523B2Foaming agent for manufacturing a foamed or porous metalHONDA MOTOR CO LTD·Filed 2006·Granted Aug 12, 2008·1 cites·12 claims
- 0759US4085086AProcess for preparing flame retardant thermoplastic polyestersDAINIPPON INK & CHEMICALS·Filed 1975·Granted Apr 18, 1978·14 cites·12 claims
- 0857US12333743B2Data processing apparatus, data processing method, and computer readable mediumMITSUBISHI ELECTRIC CORP·Filed 2023·Granted Jun 17, 2025·0 cites·11 claims
- 0956US4105622AProcess for the preparation of flame retardant thermoplastic resin compositionsDAINIPPON INK & CHEMICALS·Filed 1976·Granted Aug 8, 1978·11 cites·20 claims
- 1053US2024351181A1Rechargeable angle drill and rechargeable earth auger drillMAKITA CORP·Filed 2024·Application pending·0 cites
- 1150US4452733AEquipment for volume-reducing treatment of radioactive wasteHITACHI LTD·Filed 1981·Granted Jun 5, 1984·12 cites·15 claims
- 1248US7813229B2Gain setting method for optical disk reproducing apparatusPANASONIC CORP·Filed 2006·Granted Oct 12, 2010·0 cites·20 claims
- 1345US10712557B2Head-up display deviceNIPPON SEIKI CO LTD·Filed 2017·Granted Jul 14, 2020·0 cites·5 claims
- 1445US2004126583A1Foaming agent for manufacturing a foamed or porous metalFiled 2003·Application pending·0 cites
- 1544US7189276B2Foamed/porous metal and method of manufacturing the sameHONDA MOTOR CO LTD·Filed 2003·Granted Mar 13, 2007·0 cites·3 claims
- 1642US2005073918A1Optical disc apparatus and tracking control method and program for the optical disc apparatusFiled 2004·Application pending·0 cites
- 1741US7260030B2Optical disk apparatus and pickup control unit/methodMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2003·Granted Aug 21, 2007·0 cites·3 claims
- 1838US2005088924A1Optical disk apparatus, signal processing apparatus, and playback control method for optical disk apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2004·Application pending·0 cites
- 1935US2005058787A1Filling structureHONDA MOTOR CO LTD·Filed 2004·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →