Inventor · disambiguated record
Katsumi Higuchi
Also filed as: HIGUCHI KATSUMI
15 granted patents·179 citations·filing 1991–2017
92Inventor score
Top patents by PatentIndex Score
15 records- 0184US5997836AAlkali aluminum complex hydroxide carbonate salt, and a process for producing said salt and its usesMIZUSAWA INDUSTRIAL CHEM·Filed 1996·Granted Dec 7, 1999·49 cites·14 claims
- 0279US9180444B2Method for producing catalyst for use in production of methylamine compound, and method for producing methylamine compoundMITSUBISHI GAS CHEMICAL CO·Filed 2013·Granted Nov 10, 2015·2 cites·8 claims
- 0379US6180828B1Catalysts for producing methylamines and methods for producing methylamines using the sameMITSUBISHI GAS CHEMICAL CO·Filed 1999·Granted Jan 30, 2001·51 cites·6 claims
- 0476US6294633B1Catalysts for producing methylaminesMITSUBISHI GAS CHEMICAL CO·Filed 2000·Granted Sep 25, 2001·15 cites·8 claims
- 0575US5175214APressure-sensitive conductive elastomer compoundNITTA KK·Filed 1991·Granted Dec 29, 1992·34 cites·9 claims
- 0671US9630904B2Catalyst for use in production of methyl methacrylate, and method for producing methyl methacrylateMITSUBISHI GAS CHEMICAL CO·Filed 2014·Granted Apr 25, 2017·1 cites·6 claims
- 0771US6495724B1Catalysts for producing methylamines and method for manufacturing the sameMITSUBISHI GAS CHEMICAL CO·Filed 2000·Granted Dec 17, 2002·8 cites·1 claims
- 0867US7115238B2Crystalline silicoaluminophosphate salt molecular sieve having octaoxygen-membered ring pore, process for producing the same and process for producing methylamine with the molecular sieve as catalystMITSUBISHI GAS CHEMICAL CO·Filed 2003·Granted Oct 3, 2006·8 cites·24 claims
- 0965US7041265B2Alkaline earth metal-basic silicate particleMIZUSAWA INDUSTRIAL CHEM·Filed 2002·Granted May 9, 2006·8 cites·20 claims
- 1059US6710009B2Catalysts for producing methylamines and method for manufacturing the sameMITSUBISHI GAS CHEMICAL CO·Filed 2002·Granted Mar 23, 2004·2 cites·6 claims
- 1157US10364213B2Method for producing α-hydroxyisobutyric acid amide and reactorMITSUBISHI GAS CHEMICAL CO·Filed 2017·Granted Jul 30, 2019·0 cites·3 claims
- 1256US9718761B2Method for producing A-hydroxyisobutyric acid amide and reactorMITSUBISHI GAS CHEMICAL CO·Filed 2014·Granted Aug 1, 2017·0 cites·11 claims
- 1355US6590124B1Catalysts for producing methylamines and method for manufacturing the sameMITSUBISHI GAS CHEMICAL CO·Filed 2002·Granted Jul 8, 2003·1 cites·3 claims
- 1445US10131615B2Molded catalyst for use in manufacture of methyl methacrylate, and method for manufacture of methyl methacrylate using sameMITSUBISHI GAS CHEMICAL CO·Filed 2015·Granted Nov 20, 2018·0 cites·9 claims
- 1531US9205415B2Catalyst for propylene production, method for producing same, and method for producing propyleneHIGUCHI KATSUMI·Filed 2011·Granted Dec 8, 2015·0 cites·3 claims
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →