Tuning device and radio-wave corrected timepiece

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 7583942
APP PUB NO 20060176777A1
SERIAL NO

10549456

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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wherein the total electrostatic capacitance of the plurality of capacitors is varied by the opening and closing of the plurality of N transistors, thereby varying the frequency tuned by the plurality of capacitors and the receiving antenna.

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Patent Owner(s)

  • CITIZEN WATCH CO., LTD.

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Ihara, Takashi Tokyo , JP 27 184

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