Yasushi Fukumura

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Kyoto, JP

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Patents Grantslast 30 patents

Information Patent Grant
Stress relaxation electronic part, stress relaxation wiring board,...
- Patent number 6,465,082
- Issue date Oct 15, 2002
- Matsushita Electric Industrial Co., Ltd.
- Hiroaki Takezawa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method of manufacturing organic substrate used for printed circuits
- Patent number 5,481,795
- Issue date Jan 9, 1996
- Matsushita Electric Industrial Co., Ltd.
- Akihito Hatakeyama
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Porous substrate and conductive ink filled vias for printed circuits
- Patent number 5,346,750
- Issue date Sep 13, 1994
- Matsushita Electric Industrial Co., Ltd.
- Akihito Hatakeyama
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR