Masashi Okada

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Yotsukaido, JP

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Patents Grantslast 30 patents

Information Patent Grant
Light illumination device
- Patent number RE34634
- Issue date Jun 7, 1994
- Nippon Kogaku Kabushiki Kaisha
- Kunio Konno
- 362 - Illumination
Information Patent Grant
Light irradiation control method for projection exposure apparatus
- Patent number 4,624,551
- Issue date Nov 25, 1986
- Nippon Kogaku K.K.
- Satoru Anzai
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Light illumination device
- Patent number 4,497,015
- Issue date Jan 29, 1985
- Nippon Kogaku K.K.
- Kunio Konno
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Automatic focus adjusting device
- Patent number 4,311,904
- Issue date Jan 19, 1982
- Nippon Kogaku K.K.
- Masashi Okada
- G02 - OPTICS