P

Inventor

MURAYAMA TETSUO

JP27 patents
⚠️ This page may combine multiple inventors who share the name “MURAYAMA TETSUO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

MITSUBISHI CHEM IND

16 patents
US4664997AMay 12, 1987

Crystalline oxytitanium phthalocyanine and photoreceptor for use in electrophotography

MITSUBISHI CHEM IND52 citations96
US4278747AJul 14, 1981

Electrophotographic plate comprising a conductive substrate and a photosensitive layer containing an organic photoconductor layer composed of a hydrazone compound

MITSUBISHI CHEM IND122 citations95
US4618555AOct 21, 1986

Electrophotographic photoreceptor comprising azo compounds

MITSUBISHI CHEM IND65 citations94
US4367273AJan 4, 1983

Electrophotographic plate comprising a conductive substrate and a photosensitive layer containing an organic photoconductor layer composed of a hydrazone compound

MITSUBISHI CHEM IND61 citations94
US4725519AFeb 16, 1988

Dual layer electrophotographic photoreceptor comprises titanium phthalocyanine charge generator and hydrazone charge transport materials

MITSUBISHI CHEM IND34 citations92
US5104749AApr 14, 1992

Organic electroluminescent device

MITSUBISHI CHEM IND45 citations91
US4396696AAug 2, 1983

Electrophotographic plate having azo compound photosensitive layer

MITSUBISHI CHEM IND20 citations82
US4485160ANov 27, 1984

Electrophotographic hydrazone plate

MITSUBISHI CHEM IND9 citations73
US4184871AJan 22, 1980

Photosensitive composition for electrophotography

MITSUBISHI CHEM IND17 citations73
US5284728AFeb 8, 1994

Electrophotographic photoreceptor containing hydrazone compounds

MITSUBISHI CHEM IND10 citations72
US4407919AOct 4, 1983

Electrophotographic plate

MITSUBISHI CHEM IND10 citations72
US5389481AFeb 14, 1995

Electrophotographic photoreceptor

MITSUBISHI CHEM IND16 citations71
US5298608AMar 29, 1994

Metal chelate of a monoazo compound and optical recording medium using it

MITSUBISHI CHEM IND15 citations69
US4987045AJan 22, 1991

Photosensitive member for electrophotography

MITSUBISHI CHEM IND5 citations62
US5231173AJul 27, 1993

Disazo metal chelate compounds for optical recording media

MITSUBISHI CHEM IND4 citations61
US4791194ADec 13, 1988

AZO compound photoreceptor having napthol substiuents

MITSUBISHI CHEM IND3 citations61

MITSUBISHI CHEM CORP

8 patents

NISSAN MOTOR

1 patent

SUZUKI TETSUMI

1 patent

MURAYAMA TETSUO

1 patent