Yasumasa Ohba

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Numazu, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method of controlling a stop position of an optical system in a cop...
- Patent number 4,693,595
- Issue date Sep 15, 1987
- Sharp Kabushiki
- Norihide Kunikawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Method of controlling a lens stop position
- Patent number 4,647,191
- Issue date Mar 3, 1987
- Sharp Kabushiki Kaisha
- Norihide Kunikawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Device for electrically detecting a liquid level
- Patent number 4,319,233
- Issue date Mar 9, 1982
- Kokusan Denki Co., Ltd.
- Michihiro Matsuoka
- G01 - MEASURING TESTING