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Junichi Koiso
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Hachioji, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Image forming apparatus having a scattered toner sucking port
Patent number
7,340,195
Issue date
Mar 4, 2008
Konica Minolta Business Technologies, Inc.
Kanehiro Watanabe
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image developing apparatus to develop a latent image in a developin...
Patent number
7,079,785
Issue date
Jul 18, 2006
Konica Minolta Business Technologies, Inc.
Yasushi Koshimura
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus
Patent number
7,043,172
Issue date
May 9, 2006
Konica Minolta Business Technologies, Inc.
Yasushi Koshimura
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Cleaning method of toner image carrying body, cleaning device of th...
Patent number
6,591,075
Issue date
Jul 8, 2003
Konica Corporation
Junichi Koiso
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Cleaning device, and image forming method and image forming apparat...
Patent number
6,580,897
Issue date
Jun 17, 2003
Konica Corporation
Kazuhiko Sato
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Toner collecting device
Patent number
4,974,031
Issue date
Nov 27, 1990
Konica Corporation
Junichi Koiso
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Toner collecting device
Patent number
4,819,578
Issue date
Apr 11, 1989
Konishiroku Photo Industry Company Ltd.
Junichi Koiso
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrophotographic copying machine
Patent number
4,433,904
Issue date
Feb 28, 1984
Konishiroku Photo Industry Co., Ltd.
Isao Ikemoto
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Developer recovering device for electrostatic image reproducing system
Patent number
4,403,852
Issue date
Sep 13, 1983
Konishiroku Photo Industry Co., Ltd.
Tsugio Hirabayashi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Toner recovery device
Patent number
4,395,114
Issue date
Jul 26, 1983
Konishiroku Photo Industry Co., Ltd.
Hiroaki Ura
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Roller fixing device
Patent number
4,375,327
Issue date
Mar 1, 1983
Konishiroku Photo Industry Co., Inc.
Kenichi Matsumoto
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Toner transporting device for an electrostatic recording apparatus
Patent number
4,360,944
Issue date
Nov 30, 1982
Konishiroku Photo Industry Co., Ltd.
Fumio Iwai
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrostatic recording apparatus having a toner recovering device
Patent number
4,357,097
Issue date
Nov 2, 1982
Konishiroku Photo Industry Co., Ltd.
Junichi Koiso
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Dry-type developing device
Patent number
4,354,763
Issue date
Oct 19, 1982
Konishiroku Photo Industry Co., Ltd.
Junichi Koiso
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Apparatus for receiving recording sheets in upset state for copying...
Patent number
4,300,757
Issue date
Nov 17, 1981
Konishiroku Photo Industry Co., Ltd.
Junichi Koiso
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Drum cleaning apparatus for electrophotographic copying machine
Patent number
4,218,132
Issue date
Aug 19, 1980
Konishiroku Photo Industry Co., Ltd.
Fumio Iwai
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Drum cleaning blade for image transfer type electrophotographic cop...
Patent number
4,211,484
Issue date
Jul 8, 1980
Konishiroku Photo Industry Co., Ltd.
Fumio Iwai
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Toner removing means for photosensitive drums for electrophotography
Patent number
4,165,173
Issue date
Aug 21, 1979
Konishiroku Photo Industry Co., Ltd.
Fumio Iwai
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Patents Applications
last 30 patents
Information
Patent Application
Cleaning device and image printing apparatus installing the cleanin...
Publication number
20070086815
Publication date
Apr 19, 2007
KONICA MINOLTA BUSINESS TECHNOLOGIES, INC.
Junichi Koiso
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Image forming apparatus
Publication number
20070065171
Publication date
Mar 22, 2007
Yasushi Koshimura
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Image forming apparatus
Publication number
20060078348
Publication date
Apr 13, 2006
KONICA MINOLTA BUSINESS TECHNOLOGIES, INC.
Kanehiro Watanabe
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Developing device and an image forming apparatus
Publication number
20050100360
Publication date
May 12, 2005
KONICA MINOLTA BUSINESS TECHNOLOGIES, INC.
Yasushi Koshimura
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Image forming apparatus
Publication number
20050031370
Publication date
Feb 10, 2005
Yasushi Koshimura
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Cleaning method of toner image carrying body, cleaning device of th...
Publication number
20020150406
Publication date
Oct 17, 2002
Junichi Koiso
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Cleaning device, and image forming method and image forming apparat...
Publication number
20020044808
Publication date
Apr 18, 2002
Konica Corporation
Kazuhiko Sato
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY