Fumihiko Ohta

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Hitachi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Process for preparing printed circuit board
- Patent number 5,476,690
- Issue date Dec 19, 1995
- Hitachi Chemical Co., Ltd.
- Fumihiko Ohta
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...