P

Inventor

KAWAMURA SATOSHI

JP90 patents
⚠️ This page may combine multiple inventors who share the name “KAWAMURA SATOSHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

HITACHI LTD

14 patents
US5109500AApr 28, 1992

Disk drive control unit having sets of operating command and operation length information and generating end signal based upon operation length information

HITACHI LTD101 citations95
US5559777ASep 24, 1996

Optical recording method employing pit edge recording on recording medium divided into a plurality of zones wherein recording parameters vary from zone to zone

HITACHI LTD41 citations93
US5414689AMay 9, 1995

Optical information recording/reproducing apparatus using pit edge recording system

HITACHI LTD45 citations93
US5233589AAug 3, 1993

Method for recording/reproducing information having a function of correcting variations in the interval in reproduced data and apparatus for realizing same

HITACHI LTD39 citations93
US6219909B1Apr 24, 2001

Method of mounting disk drive apparatus

HITACHI LTD15 citations92
US4809091AFeb 28, 1989

Disk apparatus

HITACHI LTD88 citations92
US4577199AMar 18, 1986

Thermal transfer recording apparatus

HITACHI LTD49 citations92
US6493297B1Dec 10, 2002

Multibeam optical disk record and reproduction apparatus and method

HITACHI LTD18 citations84
US5559645ASep 24, 1996

Disk recording apparatus with adaptive window adjusting

HITACHI LTD17 citations81
US5187615AFeb 16, 1993

Data separator and signal processing circuit

HITACHI LTD17 citations81
US4605938AAug 12, 1986

Thermal transfer recording apparatus

HITACHI LTD7 citations73
US6311236B1Oct 30, 2001

Magnetic disc control apparatus with parallel data transfer between disc control unit and encoder circuit

HITACHI LTD7 citations72
US6125427ASep 26, 2000

Magnetic disc control apparatus with parallel data transfer between disc control unit and encoder circuit

HITACHI LTD9 citations72
US5737632AApr 7, 1998

Magnetic disc control apparatus with parallel data transfer between disc control unit and encoder/decoder circuit

HITACHI LTD7 citations72

MITSUBISHI ELECTRIC CORP

14 patents
US6396175B2May 28, 2002

Direct current motor

MITSUBISHI ELECTRIC CORP24 citations92
US5501201AMar 26, 1996

Flow quantity valve controller and manufacturing method for flow quantity valve

MITSUBISHI ELECTRIC CORP36 citations92
US6737771B2May 18, 2004

Torque stabilizer for brushless servo motor

MITSUBISHI ELECTRIC CORP17 citations84
US6662790B1Dec 16, 2003

Method for controlling exhaust gas recirculation valve

MITSUBISHI ELECTRIC CORP15 citations84
US6546920B1Apr 15, 2003

Controller of exhaust gas recirculation valve

MITSUBISHI ELECTRIC CORP13 citations84
US6412753B2Jul 2, 2002

EGR valve device

MITSUBISHI ELECTRIC CORP9 citations74
US6357425B2Mar 19, 2002

Current-carrying device for EGR valve device

MITSUBISHI ELECTRIC CORP5 citations74
US10746171B2Aug 18, 2020

Control device for electric motor and hydraulic pressure supply system

MITSUBISHI ELECTRIC CORP4 citations73
US10234056B2Mar 19, 2019

Control device for actuator, actuator, valve driving device and abnormality detecting method for actuator

MITSUBISHI ELECTRIC CORP3 citations73
US8362726B2Jan 29, 2013

Motor controller

MITSUBISHI ELECTRIC CORP5 citations69
US10862404B2Dec 8, 2020

Power conversion device including an asymmetrical carrier signal generator

MITSUBISHI ELECTRIC CORP1 citations63
US6913122B2Jul 5, 2005

Brake for DC motor

MITSUBISHI ELECTRIC CORP4 citations63
US6836091B2Dec 28, 2004

Servo control device of DC motor

MITSUBISHI ELECTRIC CORP2 citations63
US6688294B1Feb 10, 2004

Exhaust gas recirculation valve controller

MITSUBISHI ELECTRIC CORP5 citations63

DEXERIALS CORP

4 patents

HITACHI MAXELL

2 patents

SEIKO EPSON CORP

2 patents

KAWAMURA SATOSHI

2 patents

EBARA CORP

1 patent

ONISHI YOSHITAKA

1 patent

SHINAGAWA YU

1 patent

UENO TOMOHIRO

1 patent

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD

1 patent

FCC KK

1 patent

TOYO KOHAN CO LTD

1 patent

ARAKAWA CHEM IND

1 patent

PANASONIC IP MAN CO LTD

1 patent

IMAMURA NAOKI

1 patent

TOYO SEIKAN GROUP HOLDINGS LTD

1 patent

FUJI XEROX CO LTD

1 patent

Showing the top 50 of 90 patents by PatentIndex Score.