TAKESHI OJIRO

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AGEO CITY, JP

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Patents Grantslast 30 patents

Information Patent Grant
Abrasion resistant copper alloy, copper alloy powder for build-up c...
- Patent number 6,531,003
- Issue date Mar 11, 2003
- Mitsui Mining & Smelting Co., Ltd.
- Ryuji Ninomiya
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Abrasion resistant copper alloy
- Patent number 5,911,949
- Issue date Jun 15, 1999
- Nissan Motor Co., Ltd.
- Ryuji Ninomiya
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

Information Patent Application
ABRAION RESISTANT COPPER ALLOY, COPPER ALLOY POWDER FOR BUILD-UP CL...
- Publication number 20010001641
- Publication date May 24, 2001
- Ryuji Ninomiya
- RYUJI NINOMIYA
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...