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. 01, 1998
Filed:
Mar. 01, 1996
Applicant:
Inventors:
Makoto Hori, Ogaki, JP;
Toshimi Miyamoto, Okazaki, JP;
Kenji Fukaya, Chiryu, JP;
Masahiro Hamaya, Anjo, JP;
Minoru Ohta, Okazaki, JP;
Naoto Miwa, Tsushima, JP;
Assignee:
Nippondenso Co., Ltd., , JP;
Primary Examiner:
Int. Cl.
CPC ...
G01N / ;
U.S. Cl.
CPC ...
204428 ; 204421 ; 204424 ; 204426 ; 204427 ;
Abstract
An oxygen concentration detector has a detecting element comprising a solid electrolyte inserted into a housing and heating means for heating the detecting element, and the outer surface of the detecting element is provided with a surface layer, the contact angle of the surface layer being larger than the contact angle of the outer surface of the detecting element with which the surface layer directly contacts.