P

Inventor

YAMASHITA MASATAKA

JP72 patents
⚠️ This page may combine multiple inventors who share the name “YAMASHITA MASATAKA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

CANON KK

42 patents
US6726520B2Apr 27, 2004

Apparatus for producing electron source

CANON KK54 citations96
US4820026AApr 11, 1989

Ferroelectric liquid crystal device with modified polyvinyl alcohol alignment film

CANON KK46 citations96
US5305131AApr 19, 1994

Liquid crystal composition having an improved temperature dependence of response speed, liquid crystal device and display apparatus

CANON KK21 citations93
US5165076ANov 17, 1992

Ferroelectric liquid crystal device with particular primer alignment, and liquid crystal layers

CANON KK34 citations93
US5099344AMar 24, 1992

Ferroelectric liquid crystal device

CANON KK31 citations93
US4883344ANov 28, 1989

Liquid crystal device having a modified polyvinyl alcohol alignment layer

CANON KK35 citations93
US4666809AMay 19, 1987

Electrophotographic photosensitive member

CANON KK34 citations93
US4666810AMay 19, 1987

Photosensitive member for electrophotography comprising azo pigments

CANON KK34 citations92
US4743523AMay 10, 1988

Photosensitive member for electrophotography

CANON KK21 citations82
US7189427B2Mar 13, 2007

Manufacturing method of an image forming apparatus

CANON KK7 citations74
US6752676B2Jun 22, 2004

Methods for producing electron-emitting device, electron source, and image-forming apparatus

CANON KK9 citations74
US5785890AJul 28, 1998

Liquid crystal composition, liquid crystal device, and liquid crystal display apparatus using same

CANON KK9 citations74
US5744059AApr 28, 1998

Liquid crystal composition, liquid crystal device and liquid crystal apparatus

CANON KK10 citations74
US5728318AMar 17, 1998

Liquid crystal composition, liquid crystal device and liquid crystal display apparatus

CANON KK7 citations74
US5629788AMay 13, 1997

Liquid crystal device providing tilt angle inclination angle and ps satisfying relationships at 55 degrees

CANON KK16 citations74
US5514297AMay 7, 1996

Ferroelectric chiral smectic liquid crystal composition and liquid crystal device using same

CANON KK8 citations74
US5422748AJun 6, 1995

Liquid crystal device and display apparatus

CANON KK16 citations74
US5405553AApr 11, 1995

Ferroelectric chiral smectic liquid crystal composition and liquid crystal device using same

CANON KK14 citations74
US5292453AMar 8, 1994

Ferroelectric liquid crystal composition with improved driving voltage and temperature margins and liquid crystal device using same

CANON KK7 citations74
US5269964ADec 14, 1993

Liquid crystal composition, liquid crystal device, display apparatus and display method

CANON KK7 citations74
US5268123ADec 7, 1993

Liquid crystal composition, liquid crystal device, display apparatus and display method

CANON KK9 citations74
US5262083ANov 16, 1993

Liquid crystal composition, liquid crystal device, display apparatus and display method

CANON KK13 citations74
US5250219AOct 5, 1993

Mesomorphic compound, liquid crystal composition containing same and liquid crystal device using same

CANON KK11 citations74
US5240637AAug 31, 1993

Ferroelectric chiral smectic liquid crystal composition and liquid crystal device using same

CANON KK9 citations74
US5186858AFeb 16, 1993

Ferroelectric chiral smectic liquid crystal composition and liquid crystal device using same

CANON KK11 citations74
US5139697AAug 18, 1992

Liquid crystal composition and liquid crystal device using same

CANON KK11 citations74
US5119219AJun 2, 1992

Liquid crystal apparatus and chiral smectic liquid crystal composition for use therein

CANON KK16 citations74
US4788119ANov 29, 1988

Electrophotographic photosensitive member containing a disazo pigment

CANON KK9 citations74
US4760003AJul 26, 1988

Electrophotographic photosensitive member containing disazo compound

CANON KK17 citations74
US4735882AApr 5, 1988

Trisazo photsensitive member for electrophotography

CANON KK8 citations74
US4717636AJan 5, 1988

Electrophotographic photosensitive member containing polyvinylarylal

CANON KK12 citations74
US4702982AOct 27, 1987

Electrophotographic photosensitive member comprising disazo pigment

CANON KK13 citations74
US4571369AFeb 18, 1986

Photoconductive film and electrophotographic photosensitive member using said film comprising silylated azo pigment

CANON KK6 citations74
US5599479AFeb 4, 1997

Ferroelectric chiral smectic liquid crystal composition and liquid crystal device using same

CANON KK13 citations73
US5173211ADec 22, 1992

Ferroelectric chiral smectic liquid crystal composition and liquid crystal device using same

CANON KK10 citations73
US5413735AMay 9, 1995

Liquid crystal composition, liquid crystal device using the liquid crystal composition, and display method and apparatus using the liquid crystal composition and device

CANON KK11 citations72
US7304640B2Dec 4, 2007

Method of measuring luminance of image display apparatus, method of manufacturing the same, method and apparatus for adjusting characteristics of the same

CANON KK5 citations63
US5733475AMar 31, 1998

Liquid crystal composition, liquid crystal device and liquid crystal apparatus

CANON KK5 citations63
US5710433AJan 20, 1998

Liquid crystal composition, liquid crystal device and liquid crystal apparatus

CANON KK5 citations63
US5709819AJan 20, 1998

Liquid crystal composition, liquid crystal device and liquid crystal apparatus

CANON KK2 citations63
US5709818AJan 20, 1998

Liquid crystal composition, liquid crystal device and liquid crystal apparatus

CANON KK6 citations63
US5580489ADec 3, 1996

Method of producing a liquid crystal composition

CANON KK4 citations63

GOTO CHIKA

4 patents

NGK INSULATORS LTD

1 patent

ASAHI CHEMICAL IND

1 patent

SONY CORP

1 patent

ASAHI KASEI EMD CORP

1 patent

Showing the top 50 of 72 patents by PatentIndex Score.