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Tokyo, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Light emitting device and fluorescent material
Patent number
7,396,488
Issue date
Jul 8, 2008
Mitsubishi Chemical Corporation
Tetsuo Murayama
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Light emitting device and fluorescent material
Patent number
7,282,160
Issue date
Oct 16, 2007
Mitsubishi Chemical Corporation
Tetsuo Murayama
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Squarylium compounds, filters for plasma display panels employing t...
Patent number
6,746,629
Issue date
Jun 8, 2004
Mitsubishi Chemical Corporation
Tetsuo Ozawa
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Recording liquid, printed product and ink jet recording method
Patent number
6,551,394
Issue date
Apr 22, 2003
Mitsubishi Chemical Corporation
Takashi Hirasa
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Recording liquid, printed product and ink jet recording method
Patent number
6,383,278
Issue date
May 7, 2002
Mitsubishi Chemical Corporation
Takashi Hirasa
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Electrophotographic photoreceptor
Patent number
5,753,393
Issue date
May 19, 1998
Mitsubishi Chemical Corporation
Teruyuki Mitsumori
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrophotographic photoreceptor
Patent number
5,547,791
Issue date
Aug 20, 1996
Mitsubishi Chemical Corporation
Kozo Ishio
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Optical information processing element and a light-to-light convert...
Patent number
5,475,213
Issue date
Dec 12, 1995
Mitsubishi Chemical Corporation
Akiteru Fujii
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Electrophotographic photoreceptor
Patent number
5,389,481
Issue date
Feb 14, 1995
Mitsubishi Kasei Corporation
Atsuo Saita
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Metal chelate of a monoazo compound and optical recording medium us...
Patent number
5,298,608
Issue date
Mar 29, 1994
Mitsubishi Kasei Corporation
Tetsuo Murayama
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Electrophotographic photoreceptor containing hydrazone compounds
Patent number
5,284,728
Issue date
Feb 8, 1994
Mitsubishi Kasei Corporation
Tetsuo Murayama
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Disazo metal chelate compounds for optical recording media
Patent number
5,231,173
Issue date
Jul 27, 1993
Mitsubishi Kasei Corporation
Tetsuo Murayama
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Organic electroluminescent device
Patent number
5,104,749
Issue date
Apr 14, 1992
Mitsubishi Kasei Corporation
Yoshiharu Sato
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Photosensitive member for electrophotography
Patent number
4,987,045
Issue date
Jan 22, 1991
Mitsubishi Kasei Corporation
Tetsumi Suzuki
G02 - OPTICS
Information
Patent Grant
Photochromic material containing a spirooxazine and a nitroxy free...
Patent number
4,962,013
Issue date
Oct 9, 1990
Nissan Motor Co., Ltd. Yokohama
Yasuo Tateoka
B32 - LAYERED PRODUCTS
Information
Patent Grant
Photoreceptor for electrophotography
Patent number
4,921,770
Issue date
May 1, 1990
Tetsuo Murayama
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
AZO compound photoreceptor having napthol substiuents
Patent number
4,791,194
Issue date
Dec 13, 1988
Mitsubishi Chemical Industries, Ltd.
Tetsumi Suzuki
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Photosensitive member for electrophotography containing polyvinyl a...
Patent number
4,734,348
Issue date
Mar 29, 1988
Tetsumi Suzuki
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Dual layer electrophotographic photoreceptor comprises titanium pht...
Patent number
4,725,519
Issue date
Feb 16, 1988
Mitsubishi Chemical Industries Ltd.
Tetsumi Suzuki
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Crystalline oxytitanium phthalocyanine and photoreceptor for use in...
Patent number
4,664,997
Issue date
May 12, 1987
Mitsubishi Chemical Industries, Ltd.
Tetsumi Suzuki
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrophotographic photoreceptor comprising azo compounds
Patent number
4,618,555
Issue date
Oct 21, 1986
Mitsubishi Chemical Ind., Ltd.
Tetsumi Suzuki
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrophotographic hydrazone plate
Patent number
4,485,160
Issue date
Nov 27, 1984
Mitsubishi Chemical Industries Limited
Tetsumi Suzuki
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Electrophotographic plate
Patent number
4,407,919
Issue date
Oct 4, 1983
Mitsubishi Chemical Industries Limited
Tetsuo Murayama
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrophotographic plate having azo compound photosensitive layer
Patent number
4,396,696
Issue date
Aug 2, 1983
Mitsubishi Chemical Industries Limited
Hideki Nagasaka
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrophotographic plate comprising a conductive substrate and a p...
Patent number
4,367,273
Issue date
Jan 4, 1983
Mitsubishi Chemical Industries Limited
Tetsuo Murayama
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrophotographic plate comprising a conductive substrate and a p...
Patent number
4,278,747
Issue date
Jul 14, 1981
Mitsubishi Chemical Industries Limited
Tetsuo Murayama
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Photosensitive composition for electrophotography
Patent number
4,184,871
Issue date
Jan 22, 1980
Mitsubishi Chemical Industries Ltd.
Hiroshi Oba
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Patents Applications
last 30 patents
Information
Patent Application
Light emitting device and lighting device using it, image display unit
Publication number
20070132366
Publication date
Jun 14, 2007
MITSUBISHI CHEMICAL CORPORATION
Akiko Yabe
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
LIGHT EMITTING DEVICE AND FLUORESCENT MATERIAL
Publication number
20070085057
Publication date
Apr 19, 2007
MITSUBISHI CHEMICAL CORPORATION
Tetsuo Murayama
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
Light emitting device and fluorescent material
Publication number
20060172148
Publication date
Aug 3, 2006
MITSUBISHI CHEMICAL CORPORATION
Tetsuo Murayama
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
Light emitting device
Publication number
20060132011
Publication date
Jun 22, 2006
MITSUBISHI CHEMICAL CORPORATION
Kanzi Shimizu
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
Organic metal complex, infrared-absorbing dye and infrared absorpti...
Publication number
20020125464
Publication date
Sep 12, 2002
MITSUBISHI CHEMICAL CORPORATION
Yasuyo Saito
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
Recording liquid, printed product and ink jet recording method
Publication number
20020124769
Publication date
Sep 12, 2002
Mitsubishi Denki Kabushiki Kaisha
Takashi Hirasa
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
Squarylium compounds, filters for plasma display panels employing t...
Publication number
20020014819
Publication date
Feb 7, 2002
MITSUBISHI CHEMICAL CORPORATION
Tetsuo Ozawa
C07 - ORGANIC CHEMISTRY