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:
May. 09, 2000
Filed:
Dec. 24, 1997
Toshiyuki Hatta, Osaka, JP;
Fumio Matsuyama, Osaka, JP;
Masaya Nishi, Osaka, JP;
Taichiro Nishikawa, Osaka, JP;
Shuzo Nagai, Osaka, JP;
Kenji Miyazaki, Osaka, JP;
Shinji Inazawa, Osaka, JP;
Sumitomo Electric Industries, Ltd., Osaka, JP;
Abstract
A metal plate for electromagnetic heating is disclosed which includes a substrate comprising aluminum or aluminum alloys, an intermediate layer formed on at least a portion of one surface of the substrate and comprising zinc or zinc alloys and a conductive layer formed on the intermediate layer for serving as a heat generating body when eddy current induced by high-frequency magnetic flux flows therethrough. Methods of manufacturing a metal plate for electromagnetic heating and a metallic mold for electromagnetic heating are also disclosed.