Inventor · disambiguated record
Takumi Katsurao
Also filed as: KATSURAO TAKUMI
12 granted patents·8 pending applications·92 citations·filing 1996–2022
89Inventor score
Files withKUREHA CORP10KUREHA CHEMICAL IND CO LTD4KATSURAO TAKUMI3KUREHA KAGAKA KOGYO KABUSHIKI KAISHA1YAMANE KAZUYUKI1
Top patents by PatentIndex Score
20 records- 0185US11898077B2Composition and method for producing sameKUREHA CORP·Filed 2021·Granted Feb 13, 2024·1 cites·2 claims
- 0276US7208555B2Process for preparing polyvinylidene fluoride copolymerKUREHA CHEMICAL IND CO LTD·Filed 2003·Granted Apr 24, 2007·14 cites·4 claims
- 0369US7947790B2Porous film of vinylidene fluoride resin and method for producing sameKUREHA CORP·Filed 2004·Granted May 24, 2011·8 cites·12 claims
- 0463US7807088B2Polyvinylidene fluoride resin powder for melt molding and process for producing molding from the resin powderKUREHA CORP·Filed 2005·Granted Oct 5, 2010·2 cites·12 claims
- 0562US6200703B1Binder solution and electrode-forming composition for non-aqueous-type batteryKUREHA CHEMICAL IND CO LTD·Filed 1996·Granted Mar 13, 2001·33 cites·9 claims
- 0661US2024166945A1Method for producing carbon quantum dotsKUREHA CORP·Filed 2022·Application pending·0 cites
- 0761US2024174922A1Method for producing carbon quantum dotsKUREHA CORP·Filed 2022·Application pending·0 cites
- 0855US2023193124A1Composition and method for producing sameKUREHA CORP·Filed 2021·Application pending·0 cites
- 0954US2022380217A1Carbon quantum dot-containing composition and method for producing sameKUREHA CORP·Filed 2020·Application pending·0 cites
- 1053US6824927B1Polymer electrolyte containing a vinylidene fluoride copolymer and a nonaqueous electrolytic solution, and nonaqueous battery containing the polymer electrolyteKUREHA CHEMICAL IND CO LTD·Filed 1998·Granted Nov 30, 2004·10 cites·10 claims
- 1153US6686427B2Vinylidene fluoride polymer and process for production thereofKUREHA CHEMICAL IND CO LTD·Filed 2002·Granted Feb 3, 2004·2 cites·4 claims
- 1252US8043386B2Process for producing polymer electrolyteKUREHA CORP·Filed 2008·Granted Oct 25, 2011·0 cites·6 claims
- 1352US7452387B2Process for producing a polymer electrolyte of a vinylidene fluoride copolymer for a nonaqueous batteryKUREHA CORP·Filed 2004·Granted Nov 18, 2008·1 cites·10 claims
- 1449US2010044901A1Porous vinylidene fluoride resin membrane for water treatment and process for producing the sameKATSURAO TAKUMI·Filed 2009·Application pending·0 cites
- 1548US6372388B1Vinylidene fluoride copolymer for gel-form solid electrolyte formation, solid electrolyte, and batteryKUREHA KAGAKA KOGYO KABUSHIKI KAISHA·Filed 1998·Granted Apr 16, 2002·21 cites·12 claims
- 1645US8574770B2Vinylidene fluoride copolymer-based polymer electrolyte for nonaqueous battery retaining large proportion of electrolytic solutionKATSURAO TAKUMI·Filed 2011·Granted Nov 5, 2013·0 cites·6 claims
- 1745US7943707B2Vinylidene fluoride polymer and process for producing the sameKUREHA CORP·Filed 2005·Granted May 17, 2011·0 cites·8 claims
- 1844US2007057395A1Process for producing thermoplastic resin moldingYAMANE KAZUYUKI·Filed 2004·Application pending·0 cites
- 1941US2009039014A1Porous Vinylidene Fluoride Resin Membrane for Water Treatment and Process for Producing the SameKATSURAO TAKUMI·Filed 2005·Application pending·0 cites
- 2040US2005027076A1Wire coating polymer compositionFiled 2002·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →