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. 05, 1978
Filed:
Oct. 27, 1976
Applicant:
Inventors:
Yukihiko Nakajima, Machida, JP;
Shuzou Watanabe, Kawasaki, JP;
Akira Miyai, Machida, JP;
Masaji Ishii, Tokyo, JP;
Assignee:
Denki Kagaku Kogyo Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C23C / ;
U.S. Cl.
CPC ...
219275 ; 219541 ;
Abstract
An evaporation vessel for vacuum evaporation of electroconductive ceramic boat for use in the vacuum evaporation of a metallic or non-metallic substance by virtue of resistance heating, wherein the surface of the adjoining portion on the both sides of a cavity is lower than the top of the outside wall of the cavity.
Quick Actions:
Nakajima, Yukihiko. (1978). Evaporation vessel for use in vacuum evaporation (U.S. Patent No. 4112290). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4112290
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile