Kiyoshi Yamada

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Funabashi-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Sintered rare earth magnetic alloy wafer surface grinding machine
- Patent number 7,481,698
- Issue date Jan 27, 2009
- Dowa Mining Co., Ltd.
- Kiyoshi Yamada
- B24 - GRINDING POLISHING
Information Patent Grant
Sintered rare earth magnetic alloy wafer and wafer surface growing...
- Patent number 7,273,405
- Issue date Sep 25, 2007
- Dowa Mining Co., Ltd.
- Kiyoshi Yamada
- B24 - GRINDING POLISHING
Information Patent Grant
Method of producing sintered rare earth magnetic alloy wafer
- Patent number 6,994,756
- Issue date Feb 7, 2006
- Dowa Mining Co., Ltd.
- Kiyoshi Yamada
- B24 - GRINDING POLISHING
Information Patent Grant
Wire saw and cutting method thereof
- Patent number 6,832,606
- Issue date Dec 21, 2004
- Dowa Mining Co., Ltd.
- Kiyoshi Yamada
- B28 - WORKING CEMENT, CLAY, OR STONE

Patents Applicationslast 30 patents

Information Patent Application
Sintered rare earth magnetic alloy wafer surface grinding machine
- Publication number 20080051016
- Publication date Feb 28, 2008
- Kiyoshi Yamada
- B24 - GRINDING POLISHING
Information Patent Application
Sintered rare earth magnetic alloy wafer and wafer surface growing...
- Publication number 20060011268
- Publication date Jan 19, 2006
- Kiyoshi Yamada
- B24 - GRINDING POLISHING
Information Patent Application
Method of producing sintered rare earth magnetic alloy wafer and wa...
- Publication number 20030097905
- Publication date May 29, 2003
- Kiyoshi Yamada
- B24 - GRINDING POLISHING
Information Patent Application
Wire saw and cutting method thereof
- Publication number 20030089362
- Publication date May 15, 2003
- Kiyoshi Yamada
- B28 - WORKING CEMENT, CLAY, OR STONE