Tsutomu Yoshida

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Lens array sheet, transparent screen, and rear-projection display
- Patent number 7,483,214
- Issue date Jan 27, 2009
- Toppan Printing Co., Ltd.
- Tsutomu Yoshida
- G02 - OPTICS
Information Patent Grant
Light diffusing substrate, transmission screen, and display device
- Patent number 7,190,517
- Issue date Mar 13, 2007
- Toppan Printing Co., Ltd.
- Takashi Abe
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Lens array sheet and transmission screen and rear projection type d...
- Patent number 7,054,068
- Issue date May 30, 2006
- Toppan Printing Co., Ltd.
- Tsutomu Yoshida
- G02 - OPTICS
Information Patent Grant
Light diffusing substrate, transmission screen, and display device
- Patent number 6,984,046
- Issue date Jan 10, 2006
- Toppan Printing Co., Ltd.
- Takashi Abe
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Rear-projection screen for use with a liquid crystal panel as a vid...
- Patent number 6,307,675
- Issue date Oct 23, 2001
- Toppan Printing Co. Ltd.
- Takashi Abe
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Reflective type screen
- Patent number 5,148,309
- Issue date Sep 15, 1992
- Toppan Printing Co., Ltd.
- Chihiko Yamada
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
Lens array sheet, transparent screen, and rear-projection display
- Publication number 20060176569
- Publication date Aug 10, 2006
- Toppan Printing Co., Ltd.
- Tsutomu Yoshida
- G02 - OPTICS
Information Patent Application
Light diffusing substrate, transmission screen, and display device
- Publication number 20060039066
- Publication date Feb 23, 2006
- Toppan Printing Co., Ltd.
- Takashi Abe
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Lens array sheet and transmission screen and rear projection type d...
- Publication number 20050018306
- Publication date Jan 27, 2005
- Tsutomu Yoshida
- G02 - OPTICS
Information Patent Application
Light diffusing substrate, transmission screen, and display device
- Publication number 20040207918
- Publication date Oct 21, 2004
- Toppan Printing Co., Ltd.
- Takashi Abe
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY