Inventor · disambiguated record
Ikutaro Kuzuhara
Also filed as: KUZUHARA IKUTARO
10 granted patents·2 pending applications·7 citations·filing 2003–2012
80Inventor score
Top patents by PatentIndex Score
12 records- 0174US7553994B2Method for producing ditrimethylolpropaneMITSUBISHI GAS CHEMICAL CO·Filed 2006·Granted Jun 30, 2009·2 cites·9 claims
- 0270US7368612B2Method of producing high-purity hydroxypivalaldehyde and/or dimer thereofMITSUBISHI GAS CHEMICAL CO·Filed 2006·Granted May 6, 2008·2 cites·14 claims
- 0368US9067950B2Process for producing spiroglycolWATANABE MASAFUMI·Filed 2011·Granted Jun 30, 2015·1 cites·12 claims
- 0468US9061985B2Method for concentrating aqueous 3-hydroxy-2,2-dimethylpropanal solutionMATSUURA YUTAKA·Filed 2012·Granted Jun 23, 2015·1 cites·20 claims
- 0560US9169184B2Method for producing ditrimethylolpropaneMATSUMOTO MASAMI·Filed 2011·Granted Oct 27, 2015·1 cites·11 claims
- 0650US7402685B2Process of producing dioxane glycolMITSUBISHI GAS CHEMICAL CO·Filed 2006·Granted Jul 22, 2008·0 cites·11 claims
- 0748US2005261506A1Process for producing spiroglycolWATANABE MASAFUMI·Filed 2005·Application pending·0 cites
- 0847US7456300B2Process of producing dioxane glycolMITSUBISHI GAS CHEMICAL CO·Filed 2006·Granted Nov 25, 2008·0 cites·15 claims
- 0945US7126030B2Stabilized hydroxypivalaldehydeMITSUBISHI GAS CHEMICAL CO·Filed 2005·Granted Oct 24, 2006·0 cites·11 claims
- 1044US7915431B2Process for production of flake-like dried 2-(5-ethyl-5-hydroxymethyl-1,3-dioxan-2-yl)-2-methylpropan-1-olMITSUBISHI GAS CHEMICAL CO·Filed 2007·Granted Mar 29, 2011·0 cites·2 claims
- 1144US2004254405A1Method for producing ditrimethylolpropaneFiled 2004·Application pending·0 cites
- 1241US6835852B2Process for producing trimellitic acidMITSUBISHI GAS CHEMICAL CO·Filed 2003·Granted Dec 28, 2004·0 cites·15 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →