Inventor · disambiguated record
Masatoyo Yoshinaka
Also filed as: YOSHINAKA MASATOYO
12 granted patents·1 pending application·43 citations·filing 2000–2015
86Inventor score
Top patents by PatentIndex Score
13 records- 0186US8067517B2Water-soluble copolymer having alkyl-modified carboxyl groupsYOSHINAKA MASATOYO·Filed 2006·Granted Nov 29, 2011·12 cites·6 claims
- 0284US8309667B2Water-soluble copolymer having alkyl-modified carboxyl groupsYOSHINAKA MASATOYO·Filed 2006·Granted Nov 13, 2012·10 cites·8 claims
- 0374US7842779B2Process for producing granular carboxylated-polymer particle and granular carboxylated-polymer particleSUMITOMO SEIKA CHEMICALS·Filed 2007·Granted Nov 30, 2010·2 cites·6 claims
- 0470US6869994B1Carboxylated polymer compositionSUMITOMO SEIKA CHEMICALS·Filed 2000·Granted Mar 22, 2005·11 cites·8 claims
- 0565US8304517B2Method for producing granulated carboxyl group-containing polymer particle and granulated carboxyl group-containing polymer particleMORIMITSU YUICHIRO·Filed 2008·Granted Nov 6, 2012·1 cites·4 claims
- 0665US6933356B2Particles of carboxylated polymerSUMITOMO SEIKA CHEMICALS·Filed 2002·Granted Aug 23, 2005·7 cites·5 claims
- 0758US8217127B2(Meth)acrylic acid/alkyl (meth)acrylate ester copolymer and cosmetic preparation containing the sameYOSHINAKA MASATOYO·Filed 2008·Granted Jul 10, 2012·0 cites·20 claims
- 0854US8377595B2Gelling agent for batteriesSUMITOMO SEIKA CHEMICALS·Filed 2008·Granted Feb 19, 2013·0 cites·3 claims
- 0948US9896528B2Carboxyl-group-containing polymer compositionSUMITOMO SEIKA CHEMICALS·Filed 2015·Granted Feb 20, 2018·0 cites·8 claims
- 1043US7521517B2Method for producing carboxyl group-containing water-soluble polymerSUMITOMO SEIKA CHEMICALS·Filed 2005·Granted Apr 21, 2009·0 cites·8 claims
- 1138US7390865B2Process for producing water-soluble carboxylated polymerSUMITOMO SEIKA CHEMICALS·Filed 2003·Granted Jun 24, 2008·0 cites·8 claims
- 1236US2012115038A1Gelling agent for electrolyte solution for alkaline batteryMORIMITSU YUICHIRO·Filed 2010·Application pending·0 cites
- 1331US8629230B2Method for manufacturing carboxyl group-containing water-soluble polymerMORIMITSU YUICHIRO·Filed 2010·Granted Jan 14, 2014·0 cites·7 claims
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