Masashi Tanaka

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Takatsuki, JP

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Patents Grantslast 30 patents

Information Patent Grant
Electrophotographic photoreceptor and electrophoto-graphic apparatu...
- Patent number 7,358,016
- Issue date Apr 15, 2008
- Osaka Gas Co., Ltd.
- Tsuyoshi Fujiki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electrophotosensitive material
- Patent number 5,629,117
- Issue date May 13, 1997
- Mita Industrial Co., Ltd.
- Masato Katsukawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image-forming apparatus employing a reversal developing system
- Patent number 5,600,422
- Issue date Feb 4, 1997
- Mita Industrial Co., Ltd.
- Toshiyuki Fukami
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Ultrasonic wave reception apparatus and obstacle detection apparatus
- Patent number 5,581,232
- Issue date Dec 3, 1996
- Mitsubishi Jidosha Kogyo Kabushiki Kaisha
- Takashi Tanaka
- G01 - MEASURING TESTING
Information Patent Grant
Benzidine derivative and electrophotosensitive material using the same
- Patent number 5,550,290
- Issue date Aug 27, 1996
- Mita Industrial Co Ltd.
- Yasufumi Mizuta
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Reversal developing system preventing occurrence of image spots
- Patent number 5,548,387
- Issue date Aug 20, 1996
- Mita Industrial Co., Ltd.
- Toshiyuki Fukami
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electrophotographic photoconductor having a photosensitive layer wi...
- Patent number 5,462,825
- Issue date Oct 31, 1995
- Mita Industrial Co., Ltd.
- Masashi Tanaka
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Organic photosensitive material for electrophotography
- Patent number 5,449,580
- Issue date Sep 12, 1995
- Mita Industrial Co., Ltd.
- Hideo Nakamori
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for producing an organic photosensitive material preventing...
- Patent number 5,432,038
- Issue date Jul 11, 1995
- Mita Industrial Co., Ltd.
- Masato Katsukawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus
- Patent number 5,408,298
- Issue date Apr 18, 1995
- Mita Industrial Co., Ltd.
- Toshiyuki Fukami
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Transfer device in an image-forming apparatus
- Patent number 5,386,279
- Issue date Jan 31, 1995
- Mita Industrial Co., Ltd.
- Toshiyuki Fukami
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electrophotographic organic photoconductor
- Patent number 5,328,789
- Issue date Jul 12, 1994
- Mita Industrial Co., Ltd.
- Hideo Nakamori
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electrophotographic organic photosensitive material with diphenoqui...
- Patent number 5,324,610
- Issue date Jun 28, 1994
- Mita Industrial Co., Ltd.
- Masashi Tanaka
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Oxygen sensor
- Patent number 5,271,816
- Issue date Dec 21, 1993
- Mitsubishi Jidosha Kogyo Kabushiki Kaisha
- Hiroshi Tanaka
- G01 - MEASURING TESTING
Information Patent Grant
Laminate type photosensitive material for electrophotography
- Patent number 5,192,633
- Issue date Mar 9, 1993
- Mita Industrial Co., Ltd.
- Hiroaki Iwasaki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Organic laminated photosensitive material of positive charging type...
- Patent number 4,968,579
- Issue date Nov 6, 1990
- Mita Industrial Co., Ltd.
- Keizo Kimoto
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Testing device for an oxygen sensor
- Patent number 4,961,341
- Issue date Oct 9, 1990
- Mitsubishi Jidosha Kogyo Kabushiki Kaisha
- Masashi Tanaka
- G01 - MEASURING TESTING
Information Patent Grant
Organic laminated photosensitive material of positive charging type
- Patent number 4,882,253
- Issue date Nov 21, 1989
- Mita Industrial Co., Ltd.
- Yoshiaki Kato
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
Electrophotographic photoreceptor and electrophoto-graphic apparatu...
- Publication number 20050238975
- Publication date Oct 27, 2005
- OSAKA GAS CO., LTD.,
- Tsuyoshi Fujiki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Masashi Tanaka

Person

Patents Grantslast 30 patents

Electrophotographic photoreceptor and electrophoto-graphic apparatu...

Electrophotosensitive material

Image-forming apparatus employing a reversal developing system

Ultrasonic wave reception apparatus and obstacle detection apparatus

Benzidine derivative and electrophotosensitive material using the same

Reversal developing system preventing occurrence of image spots

Electrophotographic photoconductor having a photosensitive layer wi...

Organic photosensitive material for electrophotography

Process for producing an organic photosensitive material preventing...

Image forming apparatus

Transfer device in an image-forming apparatus

Electrophotographic organic photoconductor

Electrophotographic organic photosensitive material with diphenoqui...

Oxygen sensor

Laminate type photosensitive material for electrophotography

Organic laminated photosensitive material of positive charging type...

Testing device for an oxygen sensor

Organic laminated photosensitive material of positive charging type

Patents Applicationslast 30 patents

Electrophotographic photoreceptor and electrophoto-graphic apparatu...