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Hirotaka OHSHIKA
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Tokyo, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Image formation apparatus having a used condition detector
Patent number
10,481,538
Issue date
Nov 19, 2019
Oki Dota Corporation
Hirotaka Ohshika
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus
Patent number
10,254,697
Issue date
Apr 9, 2019
Oki Data Corporation
Hirotaka Ohshika
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus and image forming method with developing vo...
Patent number
9,933,724
Issue date
Apr 3, 2018
Oki Data Corporation
Hirotaka Ohshika
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus
Patent number
8,948,637
Issue date
Feb 3, 2015
Oki Data Corporation
Hirotaka Ohshika
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus and image forming method
Patent number
8,301,045
Issue date
Oct 30, 2012
Oki Data Corporation
Hirotaka Ohshika
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Developing apparatus and image forming apparatus that incorporates...
Patent number
7,197,259
Issue date
Mar 27, 2007
Oki Data Corporation
Hirotaka Ohshika
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Patents Applications
last 30 patents
Information
Patent Application
IMAGE FORMATION APPARATUS
Publication number
20180307172
Publication date
Oct 25, 2018
Oki Data Corporation
Hirotaka OHSHIKA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE FORMING APPARATUS
Publication number
20180307175
Publication date
Oct 25, 2018
Oki Data Corporation
Hirotaka OHSHIKA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE FORMING APPARATUS AND IMAGE FORMING METHOD
Publication number
20170090344
Publication date
Mar 30, 2017
Oki Data Corporation
Hirotaka OHSHIKA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE FORMING APPARATUS
Publication number
20160238979
Publication date
Aug 18, 2016
Oki Data Corporation
Hirotaka OHSHIKA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE FORMING APPARATUS
Publication number
20140255053
Publication date
Sep 11, 2014
Oki Data Corporation
Hirotaka OHSHIKA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE FORMING APPARATUS
Publication number
20120107025
Publication date
May 3, 2012
Hirotaka Ohshika
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE FORMING APPARATUS AND IMAGE FORMING METHOD
Publication number
20100266301
Publication date
Oct 21, 2010
Oki Data Corporation
Hirotaka OHSHIKA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Developing apparatus and image forming apparatus that incorporates...
Publication number
20050185981
Publication date
Aug 25, 2005
Hirotaka Ohshika
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY