Inventor · disambiguated record
Hisayuki Kuwahara
Also filed as: KUWAHARA HISAYUKI
23 granted patents·2 pending applications·66 citations·filing 1995–2017
93Inventor score
Top patents by PatentIndex Score
25 records- 0186US7414097B2Curing epoxy resin with aliphatic diamine-styrene product and carboxyl- and hydroxyl-containing acceleratorMITSUBISHI GAS CHEMICAL CO·Filed 2007·Granted Aug 19, 2008·5 cites·3 claims
- 0283US7598325B2Diglycidyl/isophoronediamine adduct, diglycidyl/1,3-bis(aminomethyl)cyclohexane adduct, isophoronediamine and 1,3-bis(aminomethyl)cyclohexaneMITSUBISHI GAS CHEMICAL CO·Filed 2007·Granted Oct 6, 2009·5 cites·14 claims
- 0376US10138372B2Polycarbonate resin composition and article molded therefromMITSUBISHI GAS CHEMICAL CO·Filed 2015·Granted Nov 27, 2018·1 cites·12 claims
- 0476US8440756B2Flame-retardant polyamide resin compositionISHII KENTARO·Filed 2010·Granted May 14, 2013·2 cites·20 claims
- 0576US6908982B2Amino composition and process for producing the sameMITSUBISHI GAS CHEMICAL CO·Filed 2003·Granted Jun 21, 2005·8 cites·18 claims
- 0675US10150865B2Resin composition and molded object obtained therefromMITSUBISHI GAS CHEMICAL CO·Filed 2016·Granted Dec 11, 2018·1 cites·14 claims
- 0775US7572877B2Modified cyclic aliphatic polyamineMITSUBISHI GASCHEMICAL COMPANY·Filed 2007·Granted Aug 11, 2009·3 cites·10 claims
- 0871US8431653B2Curing agent composition for epoxy resins and epoxy resin compositionOGAWA SHUN·Filed 2006·Granted Apr 30, 2013·2 cites·15 claims
- 0965US7157606B2Process for producing an amino compositionMITSUBISHI GAS CHEMICAL CO·Filed 2004·Granted Jan 2, 2007·3 cites·20 claims
- 1064US8835596B2Method for producing polyamideKUWAHARA HISAYUKI·Filed 2009·Granted Sep 16, 2014·1 cites·17 claims
- 1163US7301053B2Modified cyclic aliphatic polyamineMITSUBISHI GAS CHEMICAL CO·Filed 2003·Granted Nov 27, 2007·2 cites·4 claims
- 1261US8394501B2Polyurethane resin compositionOGAWA SHUN·Filed 2008·Granted Mar 12, 2013·3 cites·22 claims
- 1361US7364668B2Process for producing an amino compositionMITSUBISHI GAS CHEMICAL CO·Filed 2004·Granted Apr 29, 2008·3 cites·8 claims
- 1460US7473806B2Modified chain aliphatic polyamineMITSUBISHI GAS CHEMICAL CO·Filed 2003·Granted Jan 6, 2009·2 cites·9 claims
- 1560US2015166726A1Polyamide resinMITSUBISHI GAS CHEMICAL CO·Filed 2014·Application pending·0 cites
- 1659US7109289B2Modified polyoxyalkylene polyamineMITSUBISHI GAS CHEMICAL CO·Filed 2004·Granted Sep 19, 2006·3 cites·16 claims
- 1756US7396902B2Epoxy resin curing agent of aliphatic diamine/styrene addition productMITSUBISHI GAS CHEMICAL CO·Filed 2004·Granted Jul 8, 2008·2 cites·9 claims
- 1856US5596040APolyphenylene ether resin composition containing modified aromatic hydrocarbon-formaldehyde resin, rubber polymer and polyamide resinMITSUBISHI GAS CHEMICAL CO·Filed 1995·Granted Jan 21, 1997·20 cites·5 claims
- 1954US9745410B2Aromatic aldehyde, and epoxy resin curing agent and epoxy resin composition comprising the aromatic aldehydeMITSUBISHI GAS CHEMICAL CO·Filed 2013·Granted Aug 29, 2017·0 cites·8 claims
- 2052US8927647B2Polyamide resinKANDA TOMOMICHI·Filed 2009·Granted Jan 6, 2015·0 cites·9 claims
- 2148US2012065327A1Polyamide resinOGAWA SHUN·Filed 2010·Application pending·0 cites
- 2244US11078355B2(Meth)acrylic copolymer, resin composition, molded body of same, and method for producing molded bodyMITSUBISHI GAS CHEMICAL CO·Filed 2017·Granted Aug 3, 2021·0 cites·28 claims
- 2344US9233909B2Production method for amino compoundKUWAHARA HISAYUKI·Filed 2012·Granted Jan 12, 2016·0 cites·14 claims
- 2441US8841407B2Polyamide resins and processes for molding themOGURO HATSUKI·Filed 2011·Granted Sep 23, 2014·0 cites·15 claims
- 2540US10273359B2Polyamide resin compositionOGAWA SHUN·Filed 2010·Granted Apr 30, 2019·0 cites·21 claims
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