Hisao Oonuki

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Hitachi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Ion beam processing apparatus
- Patent number 6,251,218
- Issue date Jun 26, 2001
- Hitachi, Ltd.
- Tatsuya Fujisawa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Ion beam processing apparatus
- Patent number 5,750,987
- Issue date May 12, 1998
- Hitachi, Ltd.
- Satoshi Ichimura
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Ion beam processing apparatus and specimen replacing method for the...
- Patent number 5,247,181
- Issue date Sep 21, 1993
- Hitachi, Ltd.
- Hisao Oonuki
- H01 - BASIC ELECTRIC ELEMENTS