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Hiroyuki Tokimatsu
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Hachioji, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Image forming apparatus
Patent number
8,369,752
Issue date
Feb 5, 2013
Konica Minolta Business Technologies, Inc.
Tatsuya Furuta
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Color image forming apparatus having developing devices with differ...
Patent number
7,817,941
Issue date
Oct 19, 2010
Konica Minolta Business Technologies, Inc.
Hiroyuki Tokimatsu
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus and convey control method for recycle toner
Patent number
6,892,045
Issue date
May 10, 2005
Konica Corporation
Hiroyuki Tokimatsu
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Fixing device and image forming apparatus therewith
Patent number
6,393,230
Issue date
May 21, 2002
Konica Corporation
Satoshi Haneda
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Fixing apparatus with heat ray generating device
Patent number
6,345,169
Issue date
Feb 5, 2002
Konica Corporation
Satoshi Haneda
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Apparatus for fixing toner images on a transfer material
Patent number
6,308,039
Issue date
Oct 23, 2001
Konica Corporation
Satoshi Haneda
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Fixing apparatus
Patent number
6,282,399
Issue date
Aug 28, 2001
Konica Corporation
Hiroyuki Tokimatsu
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Fixing apparatus
Patent number
6,157,805
Issue date
Dec 5, 2000
Konica Corporation
Satoshi Haneda
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Color image forming apparatus having developing devices located wit...
Patent number
6,134,403
Issue date
Oct 17, 2000
Konica Corporation
Satoshi Haneda
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Color image forming apparatus and method using color compensation
Patent number
6,057,866
Issue date
May 2, 2000
Konica Corporation
Satoshi Haneda
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Color image forming apparatus with an organic photoconductor
Patent number
6,041,204
Issue date
Mar 21, 2000
Konica Corporation
Satoshi Haneda
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus having a single-body image forming drum unit
Patent number
5,930,002
Issue date
Jul 27, 1999
Konica Corporation
Satoshi Haneda
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus having a plurality of exposure devices whic...
Patent number
5,886,728
Issue date
Mar 23, 1999
Konica Corporation
Shuta Hamada
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Image forming apparatus
Patent number
5,850,247
Issue date
Dec 15, 1998
Konica Corporation
Shuta Hamada
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Process for producing cylindrical substrate for image formation
Patent number
5,840,461
Issue date
Nov 24, 1998
Konica Corporation
Satoshi Haneda
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Color image forming apparatus
Patent number
5,784,666
Issue date
Jul 21, 1998
Konica Corporation
Hisayoshi Nagase
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Color image forming apparatus having integrally formed/removable im...
Patent number
5,784,672
Issue date
Jul 21, 1998
Konica Corporation
Satoshi Haneda
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Color image forming apparatus
Patent number
5,758,243
Issue date
May 26, 1998
Konica Corporation
Satoshi Haneda
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Optical system assembling device for an image forming apparatus
Patent number
5,754,210
Issue date
May 19, 1998
Konica Corporation
Satoshi Haneda
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrophotographic color image forming apparatus with image exposu...
Patent number
5,752,133
Issue date
May 12, 1998
Konica Corporation
Hisayoshi Nagase
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Color image forming apparatus with intermediate transfer
Patent number
5,729,809
Issue date
Mar 17, 1998
Konica Corporation
Satoshi Haneda
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Color image forming apparatus having a transparent image forming dr...
Patent number
5,722,009
Issue date
Feb 24, 1998
Konica Corporation
Satoshi Haneda
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Color image forming apparatus having a supporting member and a plur...
Patent number
5,722,013
Issue date
Feb 24, 1998
Konica Corporation
Hisayoshi Nagase
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Color image forming apparatus having a transparent image forming body
Patent number
5,708,930
Issue date
Jan 13, 1998
Konica Corporation
Hisayoshi Nagase
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Color image forming apparatus with well-registrated imagewise expos...
Patent number
5,708,934
Issue date
Jan 13, 1998
Konica Corporation
Hisayoshi Nagase
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Color image forming apparatus
Patent number
5,697,025
Issue date
Dec 9, 1997
Konica Corporation
Hiroyuki Tokimatsu
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Charging unit
Patent number
5,666,605
Issue date
Sep 9, 1997
Konica Corporation
Hiroyuki Tokimatsu
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrophotographic color image forming apparatus with a plurality...
Patent number
5,615,002
Issue date
Mar 25, 1997
Konica Corporation
Satoshi Haneda
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Developing apparatus with an improved sleeve
Patent number
5,325,637
Issue date
Jul 5, 1994
Konica Corporation
Kazuo Yasuda
B24 - GRINDING POLISHING
Patents Applications
last 30 patents
Information
Patent Application
IMAGE FORMING APPARATUS
Publication number
20110052222
Publication date
Mar 3, 2011
Konica Minolta Business Technologies, Inc.
Tatsuya FURUTA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
COLOR IMAGE FORMING APPARATUS AND PROCESS CARTRIDGE ATTACHED THERETO
Publication number
20080199228
Publication date
Aug 21, 2008
Hiroyuki TOKIMATSU
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Image forming apparatus and convey control method for recycle toner
Publication number
20030219291
Publication date
Nov 27, 2003
Konica Corporation
Hiroyuki Tokimatsu
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY