Seiichi Yamada

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Machida, JP

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Patents Grantslast 30 patents

Information Patent Grant
Multilayer circuit boards
- Patent number 4,313,026
- Issue date Jan 26, 1982
- Fujitsu Limited
- Seiichi Yamada
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Process for manufacturing an alumina substrate by acid purifying a...
- Patent number 4,217,337
- Issue date Aug 12, 1980
- Fujitsu Limited
- Seiichi Yamada
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES