Hitoshi Araki

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Tachikawa, JP

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Patents Grantslast 30 patents

Information Patent Grant
Sinter of noble metal and method for production thereof
- Patent number 6,290,744
- Issue date Sep 18, 2001
- Aida Chemical Industries Co., Ltd.
- Atsushi Fujimaru
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Clayish composition for molding shaped article of noble metal and m...
- Patent number 5,702,501
- Issue date Dec 30, 1997
- Aida Chemical Industries Co., Ltd.
- Yukio Osawa
- B22 - CASTING POWDER METALLURGY