Inventor
HIGUCHI HIROFUMI
JP64 patents
⚠️ This page may combine multiple inventors who share the name “HIGUCHI HIROFUMI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MITSUBISHI GAS CHEMICAL CO
17 patentsUS5371273ADec 6, 1994
Process for producing methyl methacrylate
MITSUBISHI GAS CHEMICAL CO25 citations92
US5703272ADec 30, 1997
Process for preparing a carboxylic acid ester
MITSUBISHI GAS CHEMICAL CO21 citations91
US5587349ADec 24, 1996
Process for preparing silica-titania catalyst
MITSUBISHI GAS CHEMICAL CO15 citations81
US5225594AJul 6, 1993
Process for producing methacrylic acid
MITSUBISHI GAS CHEMICAL CO12 citations74
US5087736AFeb 11, 1992
Process for producing methyl methacrylate
MITSUBISHI GAS CHEMICAL CO10 citations74
US5463123AOct 31, 1995
Process for producing α-hydroxyisobutyramide
MITSUBISHI GAS CHEMICAL CO7 citations73
US5075493ADec 24, 1991
Process for preparing α, β-unsaturated carboxylic acid ester
MITSUBISHI GAS CHEMICAL CO8 citations73
US4950801AAug 21, 1990
Process for producing alpha-hydroxycarboxylic acid amide
MITSUBISHI GAS CHEMICAL CO12 citations73
US5087750AFeb 11, 1992
Process for producing alpha-hydroxyisobutyric acid amide
MITSUBISHI GAS CHEMICAL CO17 citations71
US5824818AOct 20, 1998
Process for preparing lactate
MITSUBISHI GAS CHEMICAL CO2 citations62
US5175366ADec 29, 1992
Process for producing a denaturated manganese dioxide catalyst for the hydration reaction of cyanohydrins
MITSUBISHI GAS CHEMICAL CO5 citations62
US5087737AFeb 11, 1992
Process for producing methyl methacrylate
MITSUBISHI GAS CHEMICAL CO6 citations62
US5061675AOct 29, 1991
Process for producing a denaturated manganese dioxide catalyst for the hydration reaction of cyanohydrins
MITSUBISHI GAS CHEMICAL CO4 citations62
US5053535AOct 1, 1991
Process for producing α-hydroxyisobutyric acid
MITSUBISHI GAS CHEMICAL CO4 citations62
US5194668AMar 16, 1993
Process for production of carboxylic acid esters and formamide
MITSUBISHI GAS CHEMICAL CO3 citations61
US4983757AJan 8, 1991
Process for production of carboxylic acid esters and formamide
MITSUBISHI GAS CHEMICAL CO4 citations61
US5391813AFeb 21, 1995
Process for producing methyl α-hydroxyisobutyrate
MITSUBISHI GAS CHEMICAL CO2 citations59
DENSO CORP
12 patentsUS6151966ANov 28, 2000
Semiconductor dynamical quantity sensor device having electrodes in Rahmen structure
DENSO CORP111 citations98
US6308567B1Oct 30, 2001
Angular velocity sensor
DENSO CORP109 citations97
US6658937B2Dec 9, 2003
Oscillatory angular rate sensor
DENSO CORP22 citations93
US6450033B1Sep 17, 2002
Semiconductor physical quantity sensor
DENSO CORP39 citations92
US7096732B2Aug 29, 2006
Semiconductor device with shielding
DENSO CORP11 citations84
US7523665B2Apr 28, 2009
Angular velocity sensor and method for operating the same
DENSO CORP8 citations82
US7062970B2Jun 20, 2006
Electrostatic vibration device
DENSO CORP10 citations74
US7028548B2Apr 18, 2006
Vibration type angular velocity sensor
DENSO CORP7 citations74
US7551065B2Jun 23, 2009
Vehicle antitheft apparatus
DENSO CORP4 citations63
US7418863B2Sep 2, 2008
Angular rate sensor
DENSO CORP5 citations63
US7276834B2Oct 2, 2007
Electrostatically oscillated device
DENSO CORP3 citations63
US6993969B2Feb 7, 2006
Vibration type of micro gyro sensor
DENSO CORP6 citations63
YAGI ANTENNA
4 patentsMITSUBISHI HEAVY IND COMPRESSOR CORP
3 patentsUS11572888B2Feb 7, 2023
Impeller of rotating machine and rotating machine
MITSUBISHI HEAVY IND COMPRESSOR CORP2 citations73
US11359633B2Jun 14, 2022
Centrifugal compressor with intermediate suction channel
MITSUBISHI HEAVY IND COMPRESSOR CORP1 citations62
US10871164B2Dec 22, 2020
Centrifugal compressor
MITSUBISHI HEAVY IND COMPRESSOR CORP1 citations62
ASTELLAS PHARMA INC
2 patentsHIGUCHI HIROFUMI
2 patentsNIPPON DENSO CO
1 patentCHEMO SERO THERAPEUT RES INST
1 patentOKUMURA KO
1 patentFUJII TETSUO
1 patentNIPPON SOKEN
1 patentSUGIURA MAKIKO
1 patentSONY GROUP CORP
1 patentYAMAMOTO KOUJI
1 patentTEIJIN PHARMA LTD
1 patentKM BIOLOGICS CO LTD
1 patentShowing the top 50 of 64 patents by PatentIndex Score.