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Yoshihiro Murasawa
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Kawasaki, JP
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last 30 patents
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Patent Grant
Image forming apparatus having a test mode
Patent number
5,839,013
Issue date
Nov 17, 1998
Canon Kabushiki Kaisha
Yoshihiro Murasawa
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus with recording material carrying member hav...
Patent number
5,784,675
Issue date
Jul 21, 1998
Canon Kabushiki Kaisha
Masahiro Inoue
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus with space particle layer formed on transfe...
Patent number
5,689,790
Issue date
Nov 18, 1997
Canon Kabushiki Kaisha
Takahiro Kubo
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Color image apparatus including a plurality of developing devices h...
Patent number
5,652,650
Issue date
Jul 29, 1997
Canon Kabushiki Kaisha
Takeshi Menjo
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus having recording material bearing member
Patent number
5,619,746
Issue date
Apr 8, 1997
Canon Kabushiki Kaisha
Takahiro Kubo
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus in which plural transfer media are carried...
Patent number
5,589,920
Issue date
Dec 31, 1996
Canon Kabushiki Kaisha
Takahiro Kubo
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Color image forming apparatus for forming a color image by transfer...
Patent number
5,589,926
Issue date
Dec 31, 1996
Canon Kabushiki Kaisha
Yoshihiro Murasawa
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Transfer type image forming apparatus with toner content detection
Patent number
5,121,163
Issue date
Jun 9, 1992
Canon Kabushiki Kaisha
Masanori Muramatsu
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus including developer carrying member having...
Patent number
5,036,364
Issue date
Jul 30, 1991
Canon Kabushiki Kaisha
Yoshihiro Murasawa
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus having reciprocating cleaning means
Patent number
4,982,239
Issue date
Jan 1, 1991
Canon Kabushiki Kaisha
Nobuyuki Kume
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus
Patent number
4,860,048
Issue date
Aug 22, 1989
Canon Kabushiki Kaisha
Masahiro Itoh
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image processing process and apparatus therefor
Patent number
4,814,886
Issue date
Mar 21, 1989
Canon Kabushiki Kaisha
Tsukasa Kuge
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Recording apparatus having material feed mode dependent fixing control
Patent number
4,719,489
Issue date
Jan 12, 1988
Canon Kabushiki Kaisha
Masaharu Ohkubo
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus for forming a visual image in accordance wi...
Patent number
4,626,096
Issue date
Dec 2, 1986
Canon Kabushiki Kaisha
Yasumasa Ohtsuka
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Developing apparatus
Patent number
4,579,082
Issue date
Apr 1, 1986
Canon Kabushiki Kaisha
Yoshihiro Murasawa
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Method for maintenance of image forming device and member therefor
Patent number
4,568,176
Issue date
Feb 4, 1986
Canon Kabushiki Kaisha
Yoshihiro Murasawa
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image information recording apparatus
Patent number
4,563,694
Issue date
Jan 7, 1986
Canon Kabushiki Kaisha
Masaharu Ohkubo
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY