Inventor
KITAGAWA YUICHI
JP50 patents
⚠️ This page may combine multiple inventors who share the name “KITAGAWA YUICHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
KOKUSAN DENKI CO
14 patentsUS7503308B2Mar 17, 2009
Fuel injection and ignition control method and fuel injection and ignition control device of engine
KOKUSAN DENKI CO10 citations84
US6971969B2Dec 6, 2005
Method and device for determining transmission state of power transmission device for internal combustion engine driven vehicle
KOKUSAN DENKI CO13 citations84
US6814050B2Nov 9, 2004
Fuel cut control device for internal combustion engine
KOKUSAN DENKI CO13 citations84
US6550457B1Apr 22, 2003
Electronic fuel injection control apparatus for internal combustion engine
KOKUSAN DENKI CO15 citations84
US7032440B2Apr 25, 2006
Engine rotation information detection device
KOKUSAN DENKI CO8 citations74
US6997167B2Feb 14, 2006
Fuel injection control system for engine
KOKUSAN DENKI CO8 citations74
US6854450B2Feb 15, 2005
Electronic control system for engine
KOKUSAN DENKI CO10 citations74
US6807949B2Oct 26, 2004
Fuel injection and ignition system for internal combustion engine
KOKUSAN DENKI CO10 citations74
US7140356B2Nov 28, 2006
Engine throttle opening degree area estimation method, as well as engine acceleration detection method and device and engine fuel injection control method and device using the estimation method
KOKUSAN DENKI CO7 citations73
US7149621B2Dec 12, 2006
Control device for engine driven vehicle incorporating generator
KOKUSAN DENKI CO5 citations63
US7149620B2Dec 12, 2006
Control device for engine driven vehicle incorporating generator
KOKUSAN DENKI CO2 citations63
US6843753B2Jan 18, 2005
Vehicle driven by internal combustion engine having generator
KOKUSAN DENKI CO3 citations63
US6584960B2Jul 1, 2003
Atmospheric pressure detecting method for controlling internal combustion engine and apparatus therefor
KOKUSAN DENKI CO6 citations63
US7133762B2Nov 7, 2006
Control device for engine driven vehicle incorporating generator
KOKUSAN DENKI CO6 citations62
NISSAN MOTOR
11 patentsUS5868457AFeb 9, 1999
Structural member of vehicle body
NISSAN MOTOR59 citations96
US5118160AJun 2, 1992
Car body member with beads
NISSAN MOTOR58 citations96
US6843524B2Jan 18, 2005
Front body structure for vehicle
NISSAN MOTOR50 citations93
US6631942B1Oct 14, 2003
Front body structure for vehicle
NISSAN MOTOR35 citations93
US6520577B2Feb 18, 2003
Vehicle seat
NISSAN MOTOR46 citations93
US6371511B1Apr 16, 2002
Shock absorbing structure for vehicle
NISSAN MOTOR21 citations93
US6312045B2Nov 6, 2001
Vehicle body side structure
NISSAN MOTOR40 citations93
US6283529B2Sep 4, 2001
Footrest for vehicle
NISSAN MOTOR31 citations93
US5685599ANov 11, 1997
Structural member of vehicle body
NISSAN MOTOR48 citations93
US6817654B2Nov 16, 2004
Reinforcing structure for body frame of vehicle
NISSAN MOTOR42 citations90
US5048345ASep 17, 1991
Method of determining positions of beads
NISSAN MOTOR23 citations89
ASAHI CHEMICAL IND
7 patentsUS5134199AJul 28, 1992
Diene block polymer and polymer composition
ASAHI CHEMICAL IND69 citations96
US4835209AMay 30, 1989
Rubber for tire treads and compositions thereof
ASAHI CHEMICAL IND65 citations96
US5017660AMay 21, 1991
Selectively, partially hydrogenated polymer and rubber composition and impact resistant styrenic resin containing the same
ASAHI CHEMICAL IND31 citations93
US4914248AApr 3, 1990
Diene polymers, process for production, thereof, and rubber compositions containing same
ASAHI CHEMICAL IND42 citations93
US5886108AMar 23, 1999
Process for hydrogenating conjugated diene polymer
ASAHI CHEMICAL IND27 citations91
US5096970AMar 17, 1992
Prepolymerization process for producing a conjugated diene compound prepolymer solution
ASAHI CHEMICAL IND21 citations82
US6175025B1Jan 16, 2001
Process for synthesizing metallocene compounds
ASAHI CHEMICAL IND6 citations67
TOYOTA MOTOR CO LTD
6 patentsUS10654439B2May 19, 2020
Airbag device for front passenger seat and airbag folding method
TOYOTA MOTOR CO LTD13 citations86
US10800368B2Oct 13, 2020
Vehicle occupant protection device, airbag control method, and airbag folding method
TOYOTA MOTOR CO LTD8 citations84
US10703322B2Jul 7, 2020
Vehicle side airbag device
TOYOTA MOTOR CO LTD10 citations84
US10682973B2Jun 16, 2020
Vehicle knee airbag device and knee airbag folding method
TOYOTA MOTOR CO LTD6 citations73
US10532669B2Jan 14, 2020
Vehicle seat
TOYOTA MOTOR CO LTD1 citations63
US10723247B2Jul 28, 2020
Vehicle seat
TOYOTA MOTOR CO LTD0 citations42
UNIV HOKKAIDO NAT UNIV CORP
5 patentsUS10745614B2Aug 18, 2020
Rare-earth complex polymer
UNIV HOKKAIDO NAT UNIV CORP3 citations73
US11499093B2Nov 15, 2022
Rare earth complex and light emitting element
UNIV HOKKAIDO NAT UNIV CORP3 citations69
US12291545B2May 6, 2025
Rare earth complex, rare earth complex solution, luminescent molded article, method for producing luminescent product, luminescent sheet, and vinyl greenhouse for agriculture
UNIV HOKKAIDO NAT UNIV CORP0 citations60
US10399999B2Sep 3, 2019
Polymer complex and production process therefor
UNIV HOKKAIDO NAT UNIV CORP1 citations58
US12312369B2May 27, 2025
Rare-earth complex, light-emitting material, light-emitting object, light-emitting device, interlayer for laminated glass, laminated glass, windshield for vehicle, wavelength conversion material, and security material
UNIV HOKKAIDO NAT UNIV CORP0 citations47