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. 19, 2000
Filed:
May. 27, 1999
Applicant:
Inventors:
Kazuo Taino, Kouga-gun, JP;
Masaru Noda, Hikone, JP;
Kazuko Tanaka, Yasu-gun, JP;
Chizuko Konishi, Ohmihachiman, JP;
Assignee:
Sanyo Electric Co., Ltd., Moriguchi, JP;
Primary Examiner:
Int. Cl.
CPC ...
H05B / ;
U.S. Cl.
CPC ...
219711 ; 219710 ; 219754 ; 219494 ; 99325 ; 374149 ;
Abstract
In a cooking appliance, the foodstuff is placed on a turntable in a heating chamber. Infrared radiation emitted from the foodstuff is sensed by an infrared sense unit. The cooking appliance obtains the number of extrema of the amount of infrared radiation sensed over the period of one cycle of the turntable. The number of foodstuffs is determined according to the number of maxima. A control unit drives a heat unit according to the determined number of foodstuffs.