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. 07, 1999
Filed:
Mar. 27, 1997
Applicant:
Inventors:
Masahiro Konishi, Aichi, JP;
Kazuho Tatematsu, Aichi, JP;
Assignee:
NGK Spark Plug Co., Ltd., Aichi, JP;
Primary Examiner:
Int. Cl.
CPC ...
H05B / ;
U.S. Cl.
CPC ...
219548 ; 219270 ; 219544 ;
Abstract
A ceramic heater is formed by embedding a heating element in a ceramic body. A ceramic body is formed from a sintered basic ceramic component containing an adjustment ceramic component in the range of 1 to 3% by weight. The adjustment ceramic component includes at least one component selected from the group consisting of metal silicate, metal carbonate, metal boride, and metal nitride each of which is larger in thermal expansion coefficient than the basic ceramic component.
Konishi, Masahiro. (1999). Ceramic heater (U.S. Patent No. 5948306). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5948306
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile