Ryo Takatsuka

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Image formation apparatus having intermediate transfer belt speed c...
- Patent number 9,891,557
- Issue date Feb 13, 2018
- Oki Data Corporation
- Ryo Takatsuka
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus
- Patent number 9,098,028
- Issue date Aug 4, 2015
- Oki Data Corporation
- Ryo Takatsuka
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
High voltage power source device and image forming device
- Patent number 9,024,477
- Issue date May 5, 2015
- Oki Data Corporation
- Ryo Takatsuka
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Image forming apparatus and method of adjusting color balance
- Patent number 8,537,414
- Issue date Sep 17, 2013
- Oki Data Corporation
- Ryo Takatsuka
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
IMAGE FORMATION APPARATUS
- Publication number 20170075261
- Publication date Mar 16, 2017
- Oki Data Corporation
- Ryo TAKATSUKA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS
- Publication number 20130322906
- Publication date Dec 5, 2013
- Ryo TAKATSUKA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
HIGH VOLTAGE POWER SOURCE DEVICE AND IMAGE FORMING DEVICE
- Publication number 20120212061
- Publication date Aug 23, 2012
- Oki Data Corporation
- Ryo TAKATSUKA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS AND METHOD OF ADJUSTING COLOR BALANCE
- Publication number 20110001990
- Publication date Jan 6, 2011
- Ryo TAKATSUKA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY