Naritoshi Kitamura

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Osaka, JP

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Patents Grantslast 30 patents

Information Patent Grant
Optical filter made of inorganic material for green light
- Patent number 4,741,963
- Issue date May 3, 1988
- Okuno Chemical Industries, Ltd.
- Masatoshi Wada
- G02 - OPTICS
Information Patent Grant
Optical filter made of inorganic material for blue light
- Patent number 4,741,962
- Issue date May 3, 1988
- Okuno Chemical Industries Co., Ltd.
- Masatoshi Wada
- G02 - OPTICS