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Masahiko Yashiro
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Ibaraki, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Compact image forming apparatus with vertical arrangement
Patent number
6,522,862
Issue date
Feb 18, 2003
Canon Kabushiki Kaisha
Yoshiyuki Koshimizu
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Process cartridge and image forming apparatus
Patent number
6,408,142
Issue date
Jun 18, 2002
Canon Kabushiki Kaisha
Makoto Takeuchi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Process cartridge having a particular electrical contact arrangemen...
Patent number
6,308,028
Issue date
Oct 23, 2001
Masahiko Yashiro
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Both-face automatic original feeding apparatus
Patent number
6,081,688
Issue date
Jun 27, 2000
Canon Kabushiki Kaisha
Tamotsu Okada
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Process cartridge having a conductive member for use in detecting p...
Patent number
6,064,842
Issue date
May 16, 2000
Canon Kabushiki Kaisha
Makoto Takeuchi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Recycle method for process cartridge and image forming apparatus
Patent number
5,966,566
Issue date
Oct 12, 1999
Canon Kabushiki Kaisha
Kazuyoshi Odagawa
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Process cartridge, method for assembling process cartridge and imag...
Patent number
5,953,560
Issue date
Sep 14, 1999
Canon Kabushiki Kaisha
Atsushi Numagami
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Sheet conveying apparatus
Patent number
5,918,876
Issue date
Jul 6, 1999
Canon Kabushiki Kaisha
Hiroyoshi Maruyama
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Automatic original feeding apparatus capable of detecting delay in...
Patent number
5,907,759
Issue date
May 25, 1999
Canon Kabushiki Kaisha
Masahiko Yashiro
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Sheet post-treatment apparatus of line-up free type
Patent number
5,752,154
Issue date
May 12, 1998
Canon Kabushiki Kaisha
Hiroyoshi Maruyama
B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
Information
Patent Grant
Connecting part feature for a process cartridge
Patent number
5,745,824
Issue date
Apr 28, 1998
Canon Kabushiki Kaisha
Masahiko Yashiro
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Process cartridge and image forming apparatus using such a process...
Patent number
5,689,774
Issue date
Nov 18, 1997
Canon Kabushiki Kaisha
Kazuo Shishido
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Process cartridge, method for assembling process cartridge and imag...
Patent number
5,652,647
Issue date
Jul 29, 1997
Canon Kabushiki Kaisha
Masahiko Yashiro
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Process cartridge, method for assembling process cartridge and imag...
Patent number
5,638,161
Issue date
Jun 10, 1997
Canon Kabushiki Kaisha
Atsushi Numagami
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Process cartridge, method for assembling process cartridge and imag...
Patent number
5,619,309
Issue date
Apr 8, 1997
Canon Kabushiki Kaisha
Masahiko Yashiro
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Process cartridge, method for assembling process cartridge and imag...
Patent number
5,617,579
Issue date
Apr 1, 1997
Canon Kabushiki Kaisha
Masahiko Yashiro
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Automatic original feed apparatus
Patent number
5,597,153
Issue date
Jan 28, 1997
Canon Kabushiki Kaisha
Hiroyoshi Maruyama
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Developing device and process cartridge with it
Patent number
5,585,895
Issue date
Dec 17, 1996
Canon Kabushiki Kaisha
Masahiko Yashiro
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Process cartridge having connectable first and second frames and a...
Patent number
5,581,328
Issue date
Dec 3, 1996
Canon Kabushiki Kaisha
Masahiko Yashiro
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Process cartridge, method for assembling process cartridge and imag...
Patent number
5,543,898
Issue date
Aug 6, 1996
Canon Kabushiki Kaisha
Kazuo Shishido
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Process cartridge, method for assembling process cartridge and imag...
Patent number
5,500,714
Issue date
Mar 19, 1996
Canon Kabushiki Kaisha
Masahiko Yashiro
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Sheet post-treatment apparatus having tab trimmer
Patent number
5,492,315
Issue date
Feb 20, 1996
Canon Kabushiki Kaisha
Hiroyoshi Maruyama
B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
Information
Patent Grant
Multicolor image forming apparatus for forming a multicolor image o...
Patent number
5,473,421
Issue date
Dec 5, 1995
Canon Kabushiki Kaisha
Hiroyoshi Maruyama
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Process cartridge, recording apparatus, and method for assembling p...
Patent number
5,450,166
Issue date
Sep 12, 1995
Canon Kabushiki Kaisha
Masahiko Yashiro
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Cleaning device, image forming apparatus including the cleaning dev...
Patent number
5,404,216
Issue date
Apr 4, 1995
Csnon Kabushiki Kaisha
Atsushi Numagami
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Process cartridge and image forming apparatus for use with the same
Patent number
5,266,999
Issue date
Nov 30, 1993
Canon Kabushiki Kaisha
Masahiko Yashiro
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Sheet inverting apparatus
Patent number
5,090,680
Issue date
Feb 25, 1992
Canon Kabushiki Kaisha
Masahiko Yashiro
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Process cartridge and multi-color image forming apparatus using same
Patent number
4,924,267
Issue date
May 8, 1990
Canon Kabushiki Kaisha
Masao Yoshikawa
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Patents Applications
last 30 patents
Information
Patent Application
Compact image forming apparatus with vertical arrangement
Publication number
20010031162
Publication date
Oct 18, 2001
Yoshiyuki Koshimizu
H04 - ELECTRIC COMMUNICATION TECHNIQUE