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:
Oct. 10, 1978
Filed:
Dec. 07, 1976
Applicant:
Inventors:
Takashi Kuze, Yokohama, JP;
Toshiharu Matsuki, Kawasaki, JP;
Koji Nagaoka, Yokohama, JP;
Naoji Iwai, Tokyo, JP;
Assignee:
Tokyo Shibaura Electric Co., Ltd., Kawasaki, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01J / ;
U.S. Cl.
CPC ...
428472 ; 428913 ; 148-63 ; 148-635 ; 148 315 ; 427126 ; 427160 ; 427427 ; 4274 / ; 313355 ; 313311 ; 165133 ;
Abstract
A heat radiation element has a substrate and a heat radiation layer formed on the substrate by oxides of a chromium-containing alloy. The oxides contain at least 35% by weight of chromium based on the total weight of the metals constituting the oxides.