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Joyo, JP
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last 30 patents
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Patent Grant
Process of manufacturing a printed circuit board with plated landle...
Patent number
5,916,736
Issue date
Jun 29, 1999
Goo Chemical Co., Ltd.
Katsuo Doi
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Filling material composition used for a process of manufacturing a...
Patent number
5,821,279
Issue date
Oct 13, 1998
Goo Chemical Co., Ltd.
Katsuo Doi
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...