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Shizuoka-ken, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Image forming apparatus with variable speed charging member
Patent number
6,963,700
Issue date
Nov 8, 2005
Canon Kabushiki Kaisha
Yasushi Shimizu
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus
Patent number
6,907,211
Issue date
Jun 14, 2005
Canon Kabushiki Kaisha
Masahiro Yoshida
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus having variable/controlled timing for succe...
Patent number
6,801,738
Issue date
Oct 5, 2004
Canon Kabushiki Kaisha
Hiroyuki Oba
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus having charging rotatable member
Patent number
6,778,791
Issue date
Aug 17, 2004
Canon Kabushiki Kaisha
Yasushi Shimizu
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Charging system, process cartridge and image forming apparatus
Patent number
6,741,824
Issue date
May 25, 2004
Canon Kabushiki Kaisha
Masaki Ojima
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Process cartridge and image forming apparatus comprising charging m...
Patent number
6,539,190
Issue date
Mar 25, 2003
Canon Kabushiki Kaisha
Hiroyuki Oba
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus including image bearing member and electrif...
Patent number
6,496,663
Issue date
Dec 17, 2002
Canon Kabushiki Kaisha
Yasushi Shimizu
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus
Patent number
6,434,349
Issue date
Aug 13, 2002
Canon Kabushiki Kaisha
Yasushi Shimizu
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Agitating member, developing apparatus and process cartridge
Patent number
6,337,964
Issue date
Jan 8, 2002
Canon Kabushiki Kaisha
Satoru Inami
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Charging member, process cartridge, and image forming apparatus
Patent number
6,317,574
Issue date
Nov 13, 2001
Canon Kabushiki Kaisha
Seiichi Shinohara
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus and process cartridge
Patent number
6,175,703
Issue date
Jan 16, 2001
Canon Kabushiki Kaisha
Yusuke Nakazono
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus and process cartridge
Patent number
6,169,869
Issue date
Jan 2, 2001
Canon Kabushiki Kaisha
Satoru Inami
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus using a developer of a given polarity and a...
Patent number
6,163,663
Issue date
Dec 19, 2000
Canon Kabushiki Kaisha
Seiichi Shinohara
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Cleaning member, image forming apparatus provided with a cleaning b...
Patent number
6,128,462
Issue date
Oct 3, 2000
Canon Kabushiki Kaisha
Junichi Kato
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Developing apparatus with magnetic seals for preventing toner leakage
Patent number
6,038,414
Issue date
Mar 14, 2000
Canon Kabushiki Kaisha
Satoru Inami
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus having a mechanism for preventing stripping...
Patent number
5,995,785
Issue date
Nov 30, 1999
Canon Kabushiki Kaisha
Junichi Kato
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image recording apparatus using optical beam for applying a transfe...
Patent number
5,943,082
Issue date
Aug 24, 1999
Canon Kabushiki Kaisha
Seiji Uchiyama
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Image forming apparatus detecting useful life of an image bearing m...
Patent number
5,805,951
Issue date
Sep 8, 1998
Canon Kabushiki Kaisha
Junichi Kato
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Charging member and process cartridge having same
Patent number
5,790,927
Issue date
Aug 4, 1998
Canon Kabushiki Kaisha
Atsutoshi Ando
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Charging member, charging device and process cartridge detachably m...
Patent number
5,765,077
Issue date
Jun 9, 1998
Canon Kabushiki Kaisha
Kazushige Sakurai
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus with image carrier and sheet feed drive con...
Patent number
5,694,158
Issue date
Dec 2, 1997
Canon Kabushiki Kaisha
Junichi Kato
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Developing apparatus generating electric field between developer ca...
Patent number
5,682,585
Issue date
Oct 28, 1997
Canon Kabushiki Kaisha
Seiji Yamaguchi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Cleaning blade for use in electrophotography, process cartridge and...
Patent number
5,646,718
Issue date
Jul 8, 1997
Canon Kabushiki Kaisha
Koichi Suwa
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Charging member having a foamed layer of a material with specified...
Patent number
5,543,899
Issue date
Aug 6, 1996
Canon Kabushiki Kaisha
Satoru Inami
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Developing apparatus using elastic blade
Patent number
5,519,472
Issue date
May 21, 1996
Canon Kabushiki Kaisha
Masaki Ojima
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus with fixer temperature control
Patent number
5,512,929
Issue date
Apr 30, 1996
Canon Kabushiki Kaisha
Yoji Serizawa
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Image recording apparatus using optical beam
Patent number
5,463,410
Issue date
Oct 31, 1995
Canon Kabushiki Kaisha
Seiji Uchiyama
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Image forming apparatus with feeder control based on pixel conversi...
Patent number
5,455,603
Issue date
Oct 3, 1995
Canon Kabushiki Kaisha
Kenjiro Hori
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Image forming apparatus with fixer temperature control
Patent number
5,412,480
Issue date
May 2, 1995
Canon Kabushiki Kaisha
Yoji Serizawa
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Defining member for defining thickness of one-component developer a...
Patent number
5,353,104
Issue date
Oct 4, 1994
Canon Kabushiki Kaisha
Junichi Kato
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Patents Applications
last 30 patents
Information
Patent Application
Image forming apparatus
Publication number
20040202494
Publication date
Oct 14, 2004
Masahiro Yoshida
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Charging system, process cartridge and image forming apparatus
Publication number
20030198485
Publication date
Oct 23, 2003
Canon Kabushiki Kaisha
Masaki Ojima
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Image forming apparatus
Publication number
20030113134
Publication date
Jun 19, 2003
Canon Kabushiki Kaisha
Hiroyuki Oba
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Image forming apparatus with variable speed charging member
Publication number
20020181965
Publication date
Dec 5, 2002
Canon Kabushiki Kaisha
Yasushi Shimizu
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Image forming apparatus having charging rotatable member
Publication number
20020181970
Publication date
Dec 5, 2002
Canon Kabushiki Kaisha
Yasushi Shimizu
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Image forming apparatus
Publication number
20020034397
Publication date
Mar 21, 2002
Yasushi Shimizu
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Agitating member, developing apparatus and process cartridge
Publication number
20010036375
Publication date
Nov 1, 2001
Satoru Inami
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Image forming apparatus
Publication number
20010031149
Publication date
Oct 18, 2001
Yasushi Shimizu
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Image forming apparatus and process cartridge detachably mountable...
Publication number
20010028814
Publication date
Oct 11, 2001
Hiroyuki Oba
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY