P

Inventor

WADA HIROSHI

JP185 patents
⚠️ This page may combine multiple inventors who share the name “WADA HIROSHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

SEIKO EPSON CORP

15 patents
US5696567ADec 9, 1997

Liquid crystal display device with phase difference plate having particular Δnxd perpendicular to surface over Δnxd at 45° angle to surface

SEIKO EPSON CORP120 citations99
US5426524AJun 20, 1995

Liquid crystal display with phase difference plate having particular .DELTA.Δnxd at 45° angle to surface

SEIKO EPSON CORP120 citations99
US5303075AApr 12, 1994

Liquid crystal display with phase difference plate having particular .DELTA.Δnxd at 45° angle to surface

SEIKO EPSON CORP126 citations99
US4909606AMar 20, 1990

Liquid crystal display device

SEIKO EPSON CORP174 citations99
US4844569AJul 4, 1989

Liquid crystal display device and method of fabrication

SEIKO EPSON CORP128 citations99
US5212819AMay 18, 1993

Liquid crystal display device with particular angle between optical axis of optically anisotropic material and observation direction

SEIKO EPSON CORP138 citations98
US5337174AAug 9, 1994

Optical compensator and liquid crystal display

SEIKO EPSON CORP76 citations96
US7268841B2Sep 11, 2007

Display device and electronic equipment having the same comprising a region for reflecting a polarized light and a region for absorbing the polarized light

SEIKO EPSON CORP150 citations95
US7583811B2Sep 1, 2009

Electro-optical device and electronic apparatus

SEIKO EPSON CORP20 citations93
US7385482B2Jun 10, 2008

Electro-optical device and electronic apparatus

SEIKO EPSON CORP21 citations93
US6474824B1Nov 5, 2002

Surface-emitting device, front light, and liquid crystal device

SEIKO EPSON CORP20 citations93
US5119216AJun 2, 1992

Electro-optical device

SEIKO EPSON CORP29 citations93
US5396355AMar 7, 1995

Optically compensating film, optical compensator and liquid crystal display

SEIKO EPSON CORP46 citations92
US7798284B2Sep 21, 2010

Electro-optical device and electronic apparatus

SEIKO EPSON CORP19 citations84
US6494585B1Dec 17, 2002

Illumination device, electrooptical device having the illumination device as front light, and electronic equipment

SEIKO EPSON CORP17 citations84

ASAHI GLASS CO LTD

8 patents

NITTO DENKO CORP

6 patents

MITA INDUSTRIAL CO LTD

4 patents

HITACHI LTD

3 patents

RICOH KK

2 patents

HITACHI CHEMICAL CO LTD

2 patents

SHARP KK

2 patents

BANDO CHEMICAL IND

1 patent

MITSUBISHI CHEM CORP

1 patent

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD

1 patent

NAGASHIMA MEDICAL INSTR CO LTD

1 patent

KWAKERNAAK MARTIN H

1 patent

TAKAHASHI TORU

1 patent

EIKEN CHEMICAL

1 patent

IKARI HIROHARU

1 patent

Showing the top 50 of 185 patents by PatentIndex Score.