P

Inventor

IWAKI TADAO

JP34 patents

Patents

34 patents
US6191476B1Feb 20, 2001

Semiconductor device

SEIKO INSTR INC112 citations98
US5574292ANov 12, 1996

Semiconductor device with monosilicon layer

SEIKO INSTR INC128 citations98
US5646432AJul 8, 1997

Semiconductor thin film formed on a supporting substrate

SEIKO INSTR INC205 citations97
US6127756AOct 3, 2000

Spindle motor having air dynamic pressure bearing and rotating device having the spindle motor as driving source

SEIKO INSTR INC112 citations96
US5619596AApr 8, 1997

Method and apparatus for optical pattern recognition

SEIKO INSTR INC90 citations96
US5434433AJul 18, 1995

Semiconductor device for a light wave

SEIKO INSTR INC70 citations96
US5132811AJul 21, 1992

Holographic operating optical apparatus

SEIKO INSTR INC87 citations96
US6384503B1May 7, 2002

Motor

SEIKO INSTR INC56 citations95
US6307291B1Oct 23, 2001

Hydraulic dynamic bearing and spindle motor and rotary assembly provided

SEIKO INSTR INC59 citations95
US6187605B1Feb 13, 2001

Method of forming a semiconductor device for a light valve

SEIKO INSTR INC25 citations93
US5633176AMay 27, 1997

Method of producing a semiconductor device for a light valve

SEIKO INSTR INC20 citations93
US5600485AFeb 4, 1997

Optical pattern recognition system method of ferroelectric liquid crystal spatial light modulator

SEIKO INSTR INC34 citations93
US5309523AMay 3, 1994

Optical pattern recognition apparatus

SEIKO INSTR INC35 citations93
US5175775ADec 29, 1992

Optical pattern recognition using multiple reference images

SEIKO INSTR INC51 citations93
US6371650B1Apr 16, 2002

Hydraulic dynamic bearing and spindle motor and rotary assembly provided

SEIKO INSTR INC52 citations92
US5577826ANov 26, 1996

Reflecting type color image projecting apparatus

SEIKO INSTR INC25 citations92
US5528702AJun 18, 1996

Optical pattern recognition apparatus with coordinate conversion function

SEIKO INSTR INC32 citations92
US5274716ADec 28, 1993

Optical pattern recognition apparatus

SEIKO INSTR INC44 citations92
US5168383ADec 1, 1992

Liquid crystal device with fabry-perot etalon

SEIKO INSTR INC31 citations92
US6252322B1Jun 26, 2001

Spindle motor

SEIKO INSTR INC44 citations91
US5459335AOct 17, 1995

Semiconductor substrate having a thin film semiconductor layer bonded on a support substrate through an adhesive layer

SEIKO INSTR INC31 citations91
US5544252AAug 6, 1996

Rangefinding/autofocusing device of joint transform correlation type and driving method thereof

SEIKO INSTR INC31 citations89
US6354742B1Mar 12, 2002

Hydraulic dynamic bearing and spindle motor

SEIKO INSTR INC15 citations83
US6247848B1Jun 19, 2001

Hydraulic dynamic bearing and spindle motor utilizing hydraulic dynamic bearing

SEIKO INSTR INC15 citations83
US6040648AMar 21, 2000

Spindle motor and rotator device

SEIKO INSTR INC19 citations83
US5555115ASep 10, 1996

Optically addressed spatial light modulating system bias light source and method for driving the system

SEIKO INSTR INC17 citations82
US6519112B1Feb 11, 2003

Liquid dynamic pressure bearing and spindle motor, hard-disk driving unit, and scanner motor using the bearing

SEIKO INSTR INC7 citations74
US5694182ADec 2, 1997

Optically addressed spatial light modulating system and method for driving the system

SEIKO INSTR INC6 citations74
US5800033ASep 1, 1998

Image projecting apparatus

SEIKO INSTR INC14 citations73
US6371649B1Apr 16, 2002

Method for lubricating a fluid dynamic pressure bearing

SEIKO INSTR INC10 citations72
US5745205AApr 28, 1998

Method of introducing slightly titlting homeotropic orientation into liquid crystal, liquid crystal electro-optical device, and liquid crystal light valve

SEIKO INSTR INC11 citations72
US6246139B1Jun 12, 2001

Spindle motor and method of formation

SEIKO INSTR INC6 citations62
US5854707ADec 29, 1998

Polarizing type optical apparatus

SEIKO INSTR INC2 citations62
US6116708ASep 12, 2000

Recording systems and recording units employed in the recording systems

SEIKO INSTR INC0 citations48