Takehiko Okamura

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Process for aligning work and mask
- Patent number 6,258,495
- Issue date Jul 10, 2001
- ORC Manufacturing Co., Ltd.
- Takehiko Okamura
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Exposing apparatus and exposing method of works
- Patent number 5,606,172
- Issue date Feb 25, 1997
- Orc Manufacturing Co., Ltd.
- Akira Morita
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Method of locating work in automatic exposing apparatus
- Patent number 5,390,025
- Issue date Feb 14, 1995
- Orc Manufacturing Co., Ltd.
- Akira Morita
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY