Inventor · disambiguated record
Masaya Kawasumi
Also filed as: KAWASUMI MASAYA
19 granted patents·3 pending applications·1,302 citations·filing 1986–2011
96Inventor score
Files withTOYODA CHUO KENKYUSHO KK10TOYOTA CHUO KENKYUSHO KK5TOYOTA MOTOR CO LTD2AISIN SEIKI1HOSHIKAWA NAOHIRO1
Top patents by PatentIndex Score
22 records- 0198US4810734AProcess for producing composite materialTOYODA CHUO KENKYUSHO KK·Filed 1988·Granted Mar 7, 1989·347 cites·6 claims
- 0298US4739007AComposite material and process for manufacturing sameTOYODA CHUO KENKYUSHO KK·Filed 1986·Granted Apr 19, 1988·326 cites·27 claims
- 0397US6117932AResin compositeTOYODA CHUO KENKYUSHO KK·Filed 1998·Granted Sep 12, 2000·147 cites·25 claims
- 0497US4894411AComposite material and process for producing the sameTOYODA CHUO KENKYUSHO KK·Filed 1988·Granted Jan 16, 1990·222 cites·12 claims
- 0591US6607856B2Solid polymer electrolyte having high-durabilityTOYODA CHUO KENKYUSHO KK·Filed 2000·Granted Aug 19, 2003·61 cites·31 claims
- 0687US7879475B2Solid polymer electrolyte, solid polymer fuel cell and method for manufacturing the fuel cellTOYOTA CHUO KENKYUSHO KK·Filed 2006·Granted Feb 1, 2011·15 cites·7 claims
- 0787US6051643AResin composite and method for producing the sameTOYODA CHUO KENKYUSHO KK·Filed 1998·Granted Apr 18, 2000·43 cites·30 claims
- 0883US5645758ALiquid crystal composition, liquid crystal device using the same, light controlling element, recording medium, and light shutterTOYODA CHUO KENKYUSHO KK·Filed 1995·Granted Jul 8, 1997·55 cites·12 claims
- 0972USRE37385EComposite material and process for manufacturing sameTOYOTO CHUO KENKYUSHO KK·Filed 1999·Granted Sep 18, 2001·24 cites·54 claims
- 1070US6713207B2Membrane electrode assembly, and solid polymer fuel cell using the assemblyTOYODA CHUO KENKYUSHO KK·Filed 2001·Granted Mar 30, 2004·10 cites·18 claims
- 1166US7060735B2Polymer electrolyte membrane and method of production thereofTOYOTA MOTOR CO LTD·Filed 2001·Granted Jun 13, 2006·7 cites·45 claims
- 1263US6827986B2Grafted polymer electrolyte membrane, method of producing a grafted polymer electrolyte membrane, and fuel cell comprising the sameAISIN SEIKI·Filed 2001·Granted Dec 7, 2004·6 cites·12 claims
- 1358US5766508ALiquid crystal compositionTOYODA CHUO KENKYUSHO KK·Filed 1996·Granted Jun 16, 1998·24 cites·15 claims
- 1454US8034509B2Polymer electrolyte membrane with an inorganic backboneTOYOTA CHUO KENKYUSHO KK·Filed 2003·Granted Oct 11, 2011·2 cites·28 claims
- 1554US7592375B2Ion conductive polymers and imide monomersTOYOTA CHUO KENKYUSHO KK·Filed 2006·Granted Sep 22, 2009·0 cites·8 claims
- 1653US7973109B2Crosslinked type layered metal phosphonate compound, production process therefor, non-crosslinked type layered metal phosphonate compound, production process therefor, as well as stock solutionTOYOTA CHUO KENKYUSHO KK·Filed 2008·Granted Jul 5, 2011·0 cites·12 claims
- 1749US8440365B2Electrolyte, production process therefor, electrolyte membrane, production process therefor, catalyst layer and fuel cellHOSHIKAWA NAOHIRO·Filed 2008·Granted May 14, 2013·0 cites·27 claims
- 1845US7414102B2Polymer electrolyte of high durability and a production process thereofTOYOTA CHUO KENKYUSHO KK·Filed 2004·Granted Aug 19, 2008·0 cites·10 claims
- 1945US6023312AOptical device with memory function employing liquid crystal/orientation-sustaining material composite, and method for using sameTOYODA CHUO KENKYUSHO KK·Filed 1996·Granted Feb 8, 2000·13 cites·11 claims
- 2045US2010197815A1Polyparaphenylene Hydrocarbon Electrolyte, Manufacture Method Therefor, and Polyparaphenylene as well as Electrolyte Membrane, Catalyst Layer and Solid Polymer Fuel CellTOYOTA MOTOR CO LTD·Filed 2007·Application pending·0 cites
- 2137US2002160272A1Process for producing a modified electrolyte and the modified electrolyteTOYOTA CHUO KK·Filed 2002·Application pending·0 cites
- 2231US2013065114A1Polymer electrolyte, manufacturing method for polymer electrolyte, imide monomer, and batterySHINOHARA AKIHIRO·Filed 2011·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →