The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Oct. 14, 2008
Filed:
Mar. 04, 2003
Masami Fukuda, Tokyo, JP;
Kiyotaka Igarashi, Tokyo, JP;
Shinichi Komine, Tokyo, JP;
Ryoji Iwakura, Tokyo, JP;
Shigeru Morokawa, Tokyo, JP;
Masami Fukuda, Tokyo, JP;
Kiyotaka Igarashi, Tokyo, JP;
Shinichi Komine, Tokyo, JP;
Ryoji Iwakura, Tokyo, JP;
Shigeru Morokawa, Tokyo, JP;
Citizen Holdings Co., Ltd., Tokyo, JP;
Abstract
An electric watch is characterized by including a transmitting circuitfor generating a plurality of transmitted signals, transmitting electrodesandfor outputting the output signals generated by the transmitting circuit, a signal modulating membercomposed of a rotor arranged adjacently to the transmitting electrodesandin a non-contact manner for modulating the transmitted signals, a receiving electrodearranged adjacently to the signal modulating memberin a non-contact manner for receiving the transmitted signals modulated by the signal modulating member, a receiving circuitfor amplifying received signals received by the receiving electrode, and a detecting circuitfor detecting mechanical position information of the signal modulating memberbased on the received signal amplified by the receiving circuit