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. 08, 1992
Filed:
Dec. 31, 1990
Applicant:
Inventors:
Yoshihiro Kawabata, Tokyo, JP;
Takehiko Kuroiwa, Tokyo, JP;
Kazuya Tsukada, Tokyo, JP;
Shinji Sugiyama, Tokyo, JP;
Naoyuki Arai, Tokyo, JP;
Kikuo Ishikawa, Tokyo, JP;
Assignee:
Pioneer Electronic Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04Q / ;
U.S. Cl.
CPC ...
34082522 ; 4551811 ; 455231 ; 358349 ;
Abstract
A sleeper timer for the source equipment of audio/visual apparatuses such as a cassette tape deck, CD player, AM/FM tuner, and video disk play incorporates an auto sleep mode where the source equipment are turned off as soon as the source equipment completes its operation, and a conventional sleep timer mode where the source equipment are turned off when a predetermined length of time of a timer expires.