P

Inventor

SASAKI TOHRU

JP153 patents
⚠️ This page may combine multiple inventors who share the name “SASAKI TOHRU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

HITACHI LTD

19 patents
US5786876AJul 28, 1998

Active matrix type liquid crystal display system

HITACHI LTD146 citations99
US5737051AApr 7, 1998

Liquid crystal display device

HITACHI LTD193 citations99
US5598285AJan 28, 1997

Liquid crystal display device

HITACHI LTD567 citations99
US6611310B2Aug 26, 2003

Liquid crystal display device

HITACHI LTD110 citations98
US6341004B1Jan 22, 2002

Liquid crystal display device with common electrode arrangement

HITACHI LTD49 citations96
US6124915ASep 26, 2000

Liquid crystal display device with arrangement of common electrode portion and image signal electrode

HITACHI LTD40 citations96
US5886761AMar 23, 1999

Process for producing actively addressing substrate, and liquid crystal display

HITACHI LTD74 citations96
US5477355ADec 19, 1995

Process for producing the passivation layer of an active matrix substrate by back exposure

HITACHI LTD57 citations96
US7102712B2Sep 5, 2006

Liquid crystal display device comprising pixel electrodes having protruding portions formed of island-like multi-layered material layers

HITACHI LTD16 citations93
US6125087ASep 26, 2000

Optical pickup for optical disk apparatus

HITACHI LTD50 citations93
US5430460AJul 4, 1995

Method and apparatus for driving liquid crystal display unit

HITACHI LTD39 citations93
US5278813AJan 11, 1994

Optical recording/reproducing apparatus with light beam deflection means including wedge-shaped prism

HITACHI LTD22 citations93
US6980273B2Dec 27, 2005

Active matrix type liquid crystal system

HITACHI LTD13 citations92
US6724455B2Apr 20, 2004

Color liquid crystal display device using color filter and liquid crystal layer with d•Δn of specified range

HITACHI LTD26 citations92
US6040886AMar 21, 2000

Active matrix type LCD with two shield electrodes

HITACHI LTD25 citations92
US5859829AJan 12, 1999

Disc apparatus for accepting a disc having at least one portion for preventing misinsertion

HITACHI LTD21 citations92
US5612940AMar 18, 1997

Disc cartridge for receiving a disk and mechanism for preventing an incorrect insertion of a cartridge

HITACHI LTD23 citations92
US5404344AApr 4, 1995

Recording/reproducing optical head producing focusing error signal from zero-th order diffracted light and tracking error signal from first order diffracted light

HITACHI LTD23 citations92
US5295125AMar 15, 1994

Optical head device for recording/reproduction for recording medium using plural light spots

HITACHI LTD48 citations92

UNI CHARM CORP

18 patents

KUREHA CHEMICAL IND CO LTD

4 patents

HITACHI DISPLAYS LTD

2 patents

HITACHI CABLE

1 patent

YAZAKI CORP

1 patent

NEC CORP

1 patent

SASAKI TOHRU

1 patent

ANELVA CORP

1 patent

FUJITSU LTD

1 patent

TOSHIBA KK

1 patent

Showing the top 50 of 153 patents by PatentIndex Score.