Koukichi Ouhata

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Hitachi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method for surface modification and apparatus therefor
- Patent number 5,246,741
- Issue date Sep 21, 1993
- Hitachi, Ltd.
- Koukichi Ouhata
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Method and apparatus for forming a film
- Patent number 5,064,520
- Issue date Nov 12, 1991
- Hitachi, Ltd.
- Kiyoshi Miyake
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...