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. 22, 1994
Filed:
Oct. 30, 1991
Applicant:
Inventors:
Masanori Kibata, Kanagawa, JP;
Noboru Kitamori, Kanagawa, JP;
Shigeki Kajima, Kanagawa, JP;
Kazunori Yokosu, Kanagawa, JP;
Mituo Kawai, Kanagawa, JP;
Hideo Ishihara, Kanagawa, JP;
Noriaki Yagi, Kanagawa, JP;
Assignee:
Kabushiki Kaisha Toshiba, Kawasaki, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F27D / ;
U.S. Cl.
CPC ...
428664 ; 266274 ; 432258 ;
Abstract
A high temperature heat-treating jig characterized by forming a tungsten layer or a tungsten alloy layer on the surface of a heat-resistant base to avoid discoloration and color shading during the heat treatment at a high temperature.
Kibata, Masanori. (1994). High temperature heat-treating jig (U.S. Patent No. 5288561). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5288561
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile