Shigetomo Sakakibara

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Koshigaya-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Bulk diffuser, and polarizing plate and liquid crystal display appa...
- Patent number 8,218,106
- Issue date Jul 10, 2012
- Toppan Printing Co., Ltd.
- Hideaki Homma
- G02 - OPTICS
Information Patent Grant
Optical device, polarizing plate, diffuser, diffusing film, polariz...
- Patent number 7,573,549
- Issue date Aug 11, 2009
- Toppan Printing Co., Ltd.
- Takashi Nishihara
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
Bulk diffuser, and polarizing plate and liquid crystal display appa...
- Publication number 20080123031
- Publication date May 29, 2008
- Toppan Printing Co., Ltd.
- Hideaki Homma
- G02 - OPTICS
Information Patent Application
Optical device, polarizing plate, diffuser, diffusing film, polariz...
- Publication number 20080055523
- Publication date Mar 6, 2008
- Toppan Printing Co., Ltd.
- Takashi Nishihara
- G02 - OPTICS