Inventor
ISHIKAWA MASAMI
JP40 patents
⚠️ This page may combine multiple inventors who share the name “ISHIKAWA MASAMI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TOYOTA MOTOR CO LTD
14 patentsUS10871092B2Dec 22, 2020
Blow-by gas treatment device for internal combustion engine
TOYOTA MOTOR CO LTD3 citations73
US12297912B2May 13, 2025
Flow rate control valve
TOYOTA MOTOR CO LTD0 citations62
US11466611B2Oct 11, 2022
Vehicular internal combustion engine
TOYOTA MOTOR CO LTD0 citations62
US11125126B2Sep 21, 2021
Lubricant supply apparatus for internal combustion engine
TOYOTA MOTOR CO LTD0 citations60
US12404825B2Sep 2, 2025
Blow-by gas recirculation device
TOYOTA MOTOR CO LTD0 citations52
US12152516B2Nov 26, 2024
Internal combustion engine
TOYOTA MOTOR CO LTD0 citations52
US11549413B1Jan 10, 2023
Internal combustion engine
TOYOTA MOTOR CO LTD0 citations52
US11220940B2Jan 11, 2022
Internal combustion engine
TOYOTA MOTOR CO LTD0 citations52
US10989081B2Apr 27, 2021
Blow-by gas treatment device for internal combustion engine
TOYOTA MOTOR CO LTD0 citations52
US10934906B2Mar 2, 2021
Blow-by gas treating device
TOYOTA MOTOR CO LTD0 citations52
US12492652B2Dec 9, 2025
Blow-by gas recirculation device
TOYOTA MOTOR CO LTD0 citations49
US10012190B2Jul 3, 2018
Pump cover
TOYOTA MOTOR CO LTD1 citations44
US10526940B2Jan 7, 2020
Blow-by gas treatment device for internal combustion engine
TOYOTA MOTOR CO LTD0 citations42
US10774706B2Sep 15, 2020
Internal combustion engine
TOYOTA MOTOR CO LTD0 citations34
AISIN AW CO
4 patentsUS5389825AFeb 14, 1995
System of controlling changeover of an electric power source for an electric motor vehicle
AISIN AW CO92 citations96
US5969500AOct 19, 1999
Control system and method for motors
AISIN AW CO32 citations92
US7047116B2May 16, 2006
Electric drive control apparatus, electric drive control method and program therefor
AISIN AW CO15 citations84
US5225744AJul 6, 1993
Power unit for electric cars
AISIN AW CO13 citations74
SONY CORP
4 patentsUS5644558AJul 1, 1997
Recording and/or reproducing apparatus for disc-shaped recording medium
SONY CORP18 citations82
US6313812B1Nov 6, 2001
Single remote control system for plurality of audio and visual equipment
SONY CORP12 citations73
US5978324ANov 2, 1999
Disc recording/reproducing unit elastically supported on a main body of the apparatus including a lock mechanism for the elastic support device
SONY CORP11 citations72
US5828633AOct 27, 1998
Disc recording and/or reproducing changer with disc transporting mechanism and disc detector
SONY CORP7 citations72
HITACHI KOKI KK
3 patentsUS5140157AAug 18, 1992
Double beam scan type optical apparatus
HITACHI KOKI KK14 citations72
US5182596AJan 26, 1993
Device for measuring surface potentials at photosensitive body and electrostatic recording apparatus using said device
HITACHI KOKI KK8 citations70
US4254705AMar 10, 1981
Printing magnet drive device
HITACHI KOKI KK5 citations57
SAMSUNG SDI CO LTD
3 patentsUS10202042B2Feb 12, 2019
Electric vehicle power conversion system
SAMSUNG SDI CO LTD6 citations69
US10046646B2Aug 14, 2018
Power conversion system for electric vehicles
SAMSUNG SDI CO LTD2 citations69
US9403438B2Aug 2, 2016
Control device for hybrid vehicle and control method for hybrid vehicle
SAMSUNG SDI CO LTD0 citations38