Mizuo Okada

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Yokohama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method of manufacturing transmission type screen
- Patent number 5,186,780
- Issue date Feb 16, 1993
- Mitsubishi Rayon Co.
- Kenichi Sakunaga
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Projection screen and method for producing the same
- Patent number 5,121,252
- Issue date Jun 9, 1992
- Mitsubishi Rayon Co., Ltd.
- Mizuo Okada
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Transmission type screen and method of manufacturing the same
- Patent number 5,058,989
- Issue date Oct 22, 1991
- Mitsubishi Rayon Co., Ltd.
- Kenichi Sakunaga
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Rear projection screen
- Patent number 4,953,948
- Issue date Sep 4, 1990
- Mitsubishi Rayon Co., Ltd.
- Akira Ito
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Rear projection screen
- Patent number 4,921,329
- Issue date May 1, 1990
- Mitsubishi Rayon Co., Ltd.
- Akira Ito
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY