Osamu Matsuzawa

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Kanagawa, JP

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Patents Grantslast 30 patents

Information Patent Grant
Au-based clad composite material, producing method thereof and micr...
- Patent number 6,514,630
- Issue date Feb 4, 2003
- Sankyo Seiki Mfg. Co., Ltd.
- Mii Matsuzawa
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Method for preparing Ag-ZnO electric contact material and electric...
- Patent number 6,432,157
- Issue date Aug 13, 2002
- Tanaka Kikinzoku Kogyo K.K.
- Tetsuya Nakamura
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Process of preparing clad contact material
- Patent number 5,531,371
- Issue date Jul 2, 1996
- Tanaka Kikinzoku Kogyo, K.K.
- Osamu Matsuzawa
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

Information Patent Application
Au-based clad composite material, producing method thereof and micr...
- Publication number 20020018910
- Publication date Feb 14, 2002
- Sankyo Seiki Mfg. Co., Ltd.
- Mii Matsuzawa
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...