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:
Nov. 15, 1988
Filed:
Dec. 06, 1985
Applicant:
Inventors:
Takao Kojima, Nagoya, JP;
Nobuhiro Hayakawa, Chita, JP;
Yutaka Nakayama, Nagoya, JP;
Tetsusyo Yamada, Nagoya, JP;
Assignee:
NGK Spark Plug So., Ltd., Aichi, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H05B / ;
U.S. Cl.
CPC ...
219543 ; 219552 ; 338308 ;
Abstract
A heater comprising a sheet substrate formed of alumina and an electron-conductive pattern provided thereon and designed to generate heat, in which at least a portion of the electron-conductive pattern is provided thereon with an oxygen ion-conductive layer.
Kojima, Takao. (1988). Plate-like alumina heater (U.S. Patent No. 4785150). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4785150
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile