Yoshio Sohama

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Takehara, JP

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Patents Grantslast 30 patents

Information Patent Grant
Copper powder for electroconductive paints and electroconductive pa...
- Patent number 5,068,150
- Issue date Nov 26, 1991
- Mitsui Kinzoku Kogyo Kabushiki Kaisha
- Yoshinobu Nakamura
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Copper powder for electroconductive paints and process for producti...
- Patent number 4,888,216
- Issue date Dec 19, 1989
- Mitsui Kinzoku Kogyo Kabushiki Kaisha
- Kanetaro Sannohe
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Resin coated copper powder for electroconductive paints
- Patent number 4,833,033
- Issue date May 23, 1989
- Mitsui Kinzoku Kogyo Kabushiki Kaisha
- Kanetaro Sannohe
- C01 - INORGANIC CHEMISTRY