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:
Dec. 27, 1977
Filed:
Dec. 08, 1975
Applicant:
Inventors:
Hiroyuki Mikada, Kawasaki, JA;
Jyuji Kishimoto, Tokyo, JA;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JA;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02H / ;
U.S. Cl.
CPC ...
361 88 ; 363 19 ;
Abstract
There is disclosed an electronic device which comprises means for detecting the occurrence of voltage fluctuation in the input or output voltage of a power source to produce an output signal, and means operative in response to the output signal for disabling a portion of the electronic device, such as a liquid crystal display element, thereby substantially elongating the lifetime of the particular portion of the electronic device.