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:
Sep. 07, 1976
Filed:
Oct. 23, 1974
Applicant:
Inventors:
Yukio Hashimoto, Niiza, JA;
Shigeru Morokawa, Higashiyamato, JA;
Assignee:
Citizen Watch Co., Ltd., Tokyo, JA;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G04C / ; H03F / ;
U.S. Cl.
CPC ...
58 2 / ; 331176 ;
Abstract
An electronic timepiece which includes a time reference signal generator, which generates a signal which is used to count time, and is compensated in its frequency in order to have the predetermined frequency value regardless of variations in ambient temperature.