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. 07, 1984
Filed:
Sep. 11, 1981
Applicant:
Inventors:
Shigeki Kondo, Tachikawa, JP;
Yoshio Yamazaki, Saitama, JP;
Tomofumi Iketani, Fuchu, JP;
Seiji Tanaka, Yamatokoriyama, JP;
Keiichiro Doi, Izumi, JP;
Assignees:
Riccar Co., Ltd., Tokyo, JP;
Sharp Kabushiki Kaisha, Osaka, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H05B / ; H02M / ;
U.S. Cl.
CPC ...
219 1077 ; 219 / ; 363 80 ; 363 97 ; 323235 ; 3072 / ;
Abstract
The disclosure is directed to an improved electromagnetic cooking apparatus which is so arranged that the maximum voltage to be impressed to a switching transistor employed in it may be lowered to a desired level for a stable operation at high reliability.