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. 04, 1980
Filed:
Aug. 23, 1978
Applicant:
Inventor:
Ruey J Yu, Flint, MI (US);
Assignee:
General Motors Corporation, Detroit, MI (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01B / ;
U.S. Cl.
CPC ...
252519 ; 252520 ; 338 / ;
Abstract
A thermistor composition containing zinc oxide, manganese oxide, and cobalt oxide in selected ternary ratios together with small portions of titanium oxide. The titanium oxide addition to the selected ternary ratios of the other three oxides provides a more constant temperature coefficient (beta) over a range of about 300.degree. F. that includes room temperature.
Quick Actions:
Yu, Ruey. (1980). Thermistor with more stable beta (U.S. Patent No. 4231902). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4231902
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile