Hisao Okada

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Suwon-si, KR

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Patents Grantslast 30 patents

Information Patent Grant
Color toner and preparation method thereof
- Patent number 8,309,288
- Issue date Nov 13, 2012
- Samsung Electronics Co., Ltd.
- Hisao Okada
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Multi-pass image forming apparatus and image forming method using t...
- Patent number 7,702,259
- Issue date Apr 20, 2010
- Samsung Electronics Co., Ltd.
- Jong-moon Eun
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
COLOR TONER AND PREPARATION METHOD THEREOF
- Publication number 20090317737
- Publication date Dec 24, 2009
- Samsung Electronics Co., Ltd.
- Hisao Okada
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Hybrid type image forming apparatus
- Publication number 20070122209
- Publication date May 31, 2007
- SAMSUNG ELECTRONICS CO., LTD.
- Hisao Okada
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Multi-pass image forming apparatus and image forming method using t...
- Publication number 20060285883
- Publication date Dec 21, 2006
- SAMSUNG ELECTRONICS CO., LTD.
- Jong-moon Eun
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Multicolor image forming apparatus to prevent color contamination
- Publication number 20060171729
- Publication date Aug 3, 2006
- Hisao Okada
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY