P

Inventor

YAMAMOTO SHUHEI

JP138 patents
⚠️ This page may combine multiple inventors who share the name “YAMAMOTO SHUHEI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

SEIKO INSTR INC

16 patents
US5619596AApr 8, 1997

Method and apparatus for optical pattern recognition

SEIKO INSTR INC90 citations96
US5132811AJul 21, 1992

Holographic operating optical apparatus

SEIKO INSTR INC87 citations96
US5990995ANov 23, 1999

Reflection type liquid crystal display device for converting incident light into electric power

SEIKO INSTR INC70 citations95
US6266113B1Jul 24, 2001

Reflection type liquid crystal display device

SEIKO INSTR INC53 citations91
US6215536B1Apr 10, 2001

Reflective liquid crystal display device having light scattering liquid crystal display element, and method for manufacturing reflective liquid crystal display device

SEIKO INSTR INC25 citations91
US5815128ASep 29, 1998

Gray shade driving device of liquid crystal display

SEIKO INSTR INC26 citations91
US5621425AApr 15, 1997

Liquid crystal display device

SEIKO INSTR INC33 citations91
US5619224AApr 8, 1997

Liquid crystal display panel driving device

SEIKO INSTR INC29 citations91
US5085498AFeb 4, 1992

Optically switching ferroelectric liquid crystal light valve

SEIKO INSTR INC21 citations82
US7952272B2May 31, 2011

Electroluminescence element having metal particles dispersed in light scattering layer

SEIKO INSTR INC6 citations74
US5313321AMay 17, 1994

Optically switching ferroelectric liquid crystal light valve having a pre-tilt angle of 60 to 80 degrees

SEIKO INSTR INC6 citations74
US5696524ADec 9, 1997

Gradative driving apparatus of liquid crystal display panel

SEIKO INSTR INC15 citations72
US5420709AMay 30, 1995

Liquid crystal spatial light modulator for edge detection employing diffusion in the photoconductive layer to enlarge image

SEIKO INSTR INC8 citations72
US5221980AJun 22, 1993

Method for driving ferroelectric liquid crystal light valve of light writing type

SEIKO INSTR INC19 citations72
US5912655AJun 15, 1999

Display device

SEIKO INSTR INC10 citations71
US5956110ASep 21, 1999

Liquid crystal display panel and display device

SEIKO INSTR INC7 citations69

CANON KK

5 patents

HITACHI LTD

4 patents

MITSUBISHI ELECTRIC CORP

4 patents

HITACHI HIGH TECH CORP

4 patents

TOYOTA MOTOR CO LTD

4 patents

SHIMADZU CORP

2 patents

YAMAMOTO SHUHEI

2 patents

NIPPON TELEGRAPH & TELEPHONE

2 patents

SEIKO INSTR R & D CT INC

1 patent

SHIMIZU YASUSHI

1 patent

SANO MINORU

1 patent

HONDA MOTOR CO LTD

1 patent

KITAZAWA DAISUKE

1 patent

MITSUI CHEMICALS INC

1 patent

MORI KATSUHIRO

1 patent

Showing the top 50 of 138 patents by PatentIndex Score.