Inventor · disambiguated record
Akinori Oka
Also filed as: OKA AKINORI
11 granted patents·4 pending applications·66 citations·filing 1982–2012
88Inventor score
Files withOTSUKA CHEMICAL CO LTD7BRIDGESTONE CORP3OJI PAPER CO2OKA AKINORI1OTSUKA CHEM HOLDINGS CO LTD1
Top patents by PatentIndex Score
15 records- 0188US7875732B2Quaternary ammonium salt, electrolyte, electrolyte, solution and electrochemical deviceOTSUKA CHEMICAL CO LTD·Filed 2006·Granted Jan 25, 2011·9 cites·20 claims
- 0283US7854854B2Quaternary ammonium salt, electrolyte, electrolyte solution and electrochemical deviceOTSUKA CHEMICAL CO LTD·Filed 2006·Granted Dec 21, 2010·4 cites·8 claims
- 0382US6380288B1Rubber composition and pneumatic tiresBRIDGESTONE CORP·Filed 1998·Granted Apr 30, 2002·30 cites·11 claims
- 0471US6515055B1Rubber compositionBRIDGESTONE CORP·Filed 2000·Granted Feb 4, 2003·8 cites·5 claims
- 0568US8372300B2Additives for electrolyte solution and electrolyte solutionOTSUKA CHEMICAL CO LTD·Filed 2012·Granted Feb 12, 2013·2 cites·20 claims
- 0662US6667356B2Rubber compositionBRIDGESTONE CORP·Filed 2002·Granted Dec 23, 2003·4 cites·5 claims
- 0758US8163195B2Additives for electrolyte solution and electrolyte solutionOKA AKINORI·Filed 2007·Granted Apr 24, 2012·4 cites·1 claims
- 0858US8029689B2Method for producing high-purity quaternary ammonium saltOTSUKA CHEMICAL CO LTD·Filed 2007·Granted Oct 4, 2011·1 cites·7 claims
- 0957US2009318662A1Hydrazine storage resinOTSUKA CHEMICAL CO LTD·Filed 2007·Application pending·0 cites
- 1050US2009317670A1Hydrazine supply device, fuel cell system utilizing the same, vehicle carrying the fuel cell system, and method of supplying hydrazineOTSUKA CHEMICAL CO LTD·Filed 2007·Application pending·0 cites
- 1150US2012121496A1Method for storing a hydrazine resinTANIGUCHI MASATOSHI·Filed 2012·Application pending·0 cites
- 1241US8029690B2Process for production of highly pure quaternary ammonium saltOTSUKA CHEMICAL CO LTD·Filed 2007·Granted Oct 4, 2011·0 cites·3 claims
- 1338US2005176858A1Rubber composition and pneumatic tire made therefromOTSUKA CHEM HOLDINGS CO LTD·Filed 2003·Application pending·0 cites
- 1429US4460671APress fixing type electrostatic recording materialOJI PAPER CO·Filed 1982·Granted Jul 17, 1984·3 cites·6 claims
- 1519US4840834AElectrostatic recording materialOJI PAPER CO·Filed 1987·Granted Jun 20, 1989·1 cites·3 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →