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. 07, 1980
Filed:
Jun. 27, 1978
Applicant:
Inventor:
Singo Ichikawa, Sayama, JP;
Assignee:
Citizen Watch Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G04C / ;
U.S. Cl.
CPC ...
368 66 ; 340636 ;
Abstract
An electronic timepiece which makes use of a lithium battery having a high electric power capacity is disclosed. The timepiece comprises in combination a voltage converter and a voltage detection circuit. The output signal delivered from the voltage detection circuit causes the output voltage from the voltage converter to change in response to the battery voltage so as to reduce electric power consumed by electric circuits.