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:
Feb. 25, 1992
Filed:
May. 30, 1991
Applicant:
Inventor:
Yasunao Go, Saitama, JP;
Assignee:
Pioneer Electronic Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04B / ;
U.S. Cl.
CPC ...
34082556 ; 34082531 ;
Abstract
When a vehicular electric apparatus, such as an audio apparatus, is switched on, an anti-theft procedure is initiated. The electric apparatus is inhibited from becoming operational if a predetermined code is not input, when the electric apparatus is switched on after it was disconnected from a vehicle battery or after a prescribed period has passed.