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Masayuki Hamayasu
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Tokyo, JP
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Patents Grants
last 30 patents
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Patent Grant
Multi-wire saw
Patent number
7,306,508
Issue date
Dec 11, 2007
Mitsubishi Denki Kabushiki Kaisha
Takafumi Kawasaki
B24 - GRINDING POLISHING
Patents Applications
last 30 patents
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Patent Application
Polymer electrolyte fuel cell and manufacturing method
Publication number
20060286437
Publication date
Dec 21, 2006
Mitsubishi Electric Corporation
Shigeru Aihara
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
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Patent Application
Multi-wire saw
Publication number
20060249134
Publication date
Nov 9, 2006
Takafumi Kawasaki
B28 - WORKING CEMENT, CLAY, OR STONE
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Patent Application
Slurry for slicing silicon ingot and method for slicing silicon ing...
Publication number
20060075687
Publication date
Apr 13, 2006
Hirozoh Tsuruta
B28 - WORKING CEMENT, CLAY, OR STONE