Michiharu Abe

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Tokyo, JA

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Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for producing and fixing a visible image on a...
- Patent number 4,082,441
- Issue date Apr 4, 1978
- Ricoh Co. Ltd.
- Yukio Yamada
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Holographic recording process using a thermoplastic photosensitive...
- Patent number 3,997,238
- Issue date Dec 14, 1976
- Ricoh Co., Ltd.
- Akiyoshi Oride
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Phase mask for use in holographic apparatus
- Patent number 3,995,948
- Issue date Dec 7, 1976
- Ricoh Co., Ltd.
- Michiharu Abe
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY