Inventor · disambiguated record
Kazuo Takei
Also filed as: TAKEI KAZUO
6 granted patents·5 pending applications·115 citations·filing 1992–2010
84Inventor score
Files withNIPPON CATALYTIC CHEM IND5DAI ICHI KOGYO SEIYAKU CO LTD3HASHIMOTO MASASHI1OKUMURA YASUNORI1TEZUKA MASAKI1
Top patents by PatentIndex Score
11 records- 0190US8134027B2Sulfonylimide salt and method for producing the sameOKUMURA YASUNORI·Filed 2009·Granted Mar 13, 2012·19 cites·19 claims
- 0283US5391665AProcess for producing polymer having hydroxyl groups at both terminalsNIPPON CATALYTIC CHEM IND·Filed 1992·Granted Feb 21, 1995·31 cites·6 claims
- 0382US5470930AProcess for producing polymer having hydroxyl group at both terminalsNIPPON CATALYTIC CHEM IND·Filed 1994·Granted Nov 28, 1995·41 cites·8 claims
- 0470US5391664AProcess for producing polymerNIPPON CATALYTIC CHEM IND·Filed 1993·Granted Feb 21, 1995·20 cites·20 claims
- 0565US9065150B2Electrolyte material, and battery material and secondary battery using said electrolyte materialHASHIMOTO MASASHI·Filed 2010·Granted Jun 23, 2015·1 cites·24 claims
- 0654US6864353B2Production process for ethylene oxide copolymerDAI ICHI KOGYO SEIYAKU CO LTD·Filed 2003·Granted Mar 8, 2005·3 cites·15 claims
- 0750US2008206647A1Ethylene oxide copolymer, polymer composition, and lithium secondary batteryNIPPON CATALYTIC CHEM IND·Filed 2008·Application pending·0 cites
- 0847US2006264601A1Method for production of alkylene oxide based polymerNIPPON CATALYTIC CHEM IND·Filed 2006·Application pending·0 cites
- 0945US2007173614A1Polyether compositionDAI ICHI KOGYO SEIYAKU CO LTD·Filed 2005·Application pending·0 cites
- 1043US2005197485A1Process for production of ethylene oxide copolymerDAI ICHI KOGYO SEIYAKU CO LTD·Filed 2005·Application pending·0 cites
- 1140US2005245410A1Water soluble nonionic alkylene oxide resin, and production process thereforTEZUKA MASAKI·Filed 2005·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →