Takehiko Hamaguchi

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Hauchioji, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method of producing analytical curve
- Patent number 4,959,796
- Issue date Sep 25, 1990
- Konica Corporation
- Seiji Hidaka
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Folding camera with movable member mounting an objective lens and r...
- Patent number 4,545,661
- Issue date Oct 8, 1985
- Konishiroku Photo Industry Co., Ltd.
- Takehiko Hamaguchi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Apparatus for detecting focal point
- Patent number 4,189,218
- Issue date Feb 19, 1980
- Konishiroku Photo Industry Co., Ltd.
- Kaneo Saito
- G02 - OPTICS