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:
Apr. 02, 1985
Filed:
Nov. 30, 1983
Applicant:
Inventors:
Mituo Harata, Kawasaki, JP;
Hideaki Hiraki, Kawasaki, JP;
Shigeki Uno, Tokyo, JP;
Kazuo Sakuma, Tokyo, JP;
Kiyosi Matsunaga, Yokohama, JP;
Assignee:
Tokyo Shibaura Denki Kabushiki Kaisha, Kawasaki, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L / ;
U.S. Cl.
CPC ...
338 35 ; 733365 ;
Abstract
A humidity-sensitive element which has excellent humidity-sensitive characteristics and has a small drift after being exposed to a high humidity for a long period of time. The humidity-sensitive element of the invention includes a porous metal oxide sintered body, a simple substance or an oxide of phosphorus or sulfur carried on the porous metal oxide sintered body, and copper ions carried on the porous metal oxide sintered body.