Inventor · disambiguated record
Akihiro Nabeshima
Also filed as: NABESHIMA AKIHIRO
15 granted patents·2 pending applications·79 citations·filing 1998–2012
91Inventor score
Top patents by PatentIndex Score
17 records- 0189US8366956B2Quaternary ammonium salt and composition, and electrochemical deviceOTSUKA CHEMICAL CO LTD·Filed 2010·Granted Feb 5, 2013·7 cites·12 claims
- 0288US7875732B2Quaternary ammonium salt, electrolyte, electrolyte, solution and electrochemical deviceOTSUKA CHEMICAL CO LTD·Filed 2006·Granted Jan 25, 2011·9 cites·20 claims
- 0387US8747690B2Quaternary ammonium salt and composition, and electrochemical deviceNISHIDA TETSUO·Filed 2012·Granted Jun 10, 2014·6 cites·4 claims
- 0483US7854854B2Quaternary ammonium salt, electrolyte, electrolyte solution and electrochemical deviceOTSUKA CHEMICAL CO LTD·Filed 2006·Granted Dec 21, 2010·4 cites·8 claims
- 0581US7834197B2Quaternary ammonium salt, electrolyte, and electrochemical deviceOTSUKA CHEMICAL CO LTD·Filed 2004·Granted Nov 16, 2010·24 cites·14 claims
- 0673US6503967B1Hardener for epoxy resin and epoxy resin compositionOTSUKA KAGAKU KK·Filed 2000·Granted Jan 7, 2003·13 cites·7 claims
- 0768US8372300B2Additives for electrolyte solution and electrolyte solutionOTSUKA CHEMICAL CO LTD·Filed 2012·Granted Feb 12, 2013·2 cites·20 claims
- 0858US8163195B2Additives for electrolyte solution and electrolyte solutionOKA AKINORI·Filed 2007·Granted Apr 24, 2012·4 cites·1 claims
- 0958US8029689B2Method for producing high-purity quaternary ammonium saltOTSUKA CHEMICAL CO LTD·Filed 2007·Granted Oct 4, 2011·1 cites·7 claims
- 1055US7700243B2Electrolyte solution and nonaqueous electrolyte lithium secondary batteryOTSUKA CHEMICAL CO LTD·Filed 2004·Granted Apr 20, 2010·2 cites·9 claims
- 1144US5981764AProcess for producing 1-aminopyrrolidine, and 1-aminopyrrolidine according to the processOTSUKA CHEMICAL CO LTD·Filed 1998·Granted Nov 9, 1999·3 cites·3 claims
- 1241US8029690B2Process for production of highly pure quaternary ammonium saltOTSUKA CHEMICAL CO LTD·Filed 2007·Granted Oct 4, 2011·0 cites·3 claims
- 1337US2010118469A1Electrolyte solution for electric double layer capacitorOTSUKA CHEMICAL CO LTD·Filed 2008·Application pending·0 cites
- 1434US2007157846A1Antirust compositionSONOGI KEN·Filed 2005·Application pending·0 cites
- 1529US6433042B1Curing agents for epoxy resinsOTSUKA KAGAKU KK·Filed 1999·Granted Aug 13, 2002·2 cites·4 claims
- 1627US6359036B11-Aminopyrrolidine or its salt as epoxy resin hardenerOTSUKA KAGAKU KK·Filed 1999·Granted Mar 19, 2002·1 cites·5 claims
- 1726US6372825B1Aqueous solution of water-soluble epoxy resin, solid obtained therefrom, and processes for producing theseOTSUKA KAGAKU KK·Filed 1999·Granted Apr 16, 2002·1 cites·7 claims
Join the waitlist — get patent alerts
Get an alert when Akihiro Nabeshima files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →