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Yamato, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Method for manufacturing commutator
Patent number
4,358,319
Issue date
Nov 9, 1982
Aupac Kabushiki Kaisha
Makoto Yoshida
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Brush device for a miniature electric motor
Patent number
4,238,703
Issue date
Dec 9, 1980
Aupac Kabushiki Kaisha
Yuzuru Yoshida
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Brush device for miniature electric motor
Patent number
4,088,912
Issue date
May 9, 1978
Aupac Kabushiki Kaisha
Makoto Yoshida
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Brush device for miniature electric motor
Patent number
4,085,346
Issue date
Apr 18, 1978
Aupac Kabushiki Kaisha
Yuzuru Yoshida
H01 - BASIC ELECTRIC ELEMENTS