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Yasuhisa Hirosawa
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Saitama, JP
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Patents Grants
last 30 patents
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Patent Grant
Carriage device for moving and positioning magnetic head
Patent number
4,590,529
Issue date
May 20, 1986
Citizen Watch Co., Ltd.
Akira Nikaido
G11 - INFORMATION STORAGE
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Patent Grant
Micro stepping motor
Patent number
4,558,244
Issue date
Dec 10, 1985
Citizen Watch Co., Ltd.
Akira Nikaido
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER