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:
Aug. 10, 1999
Filed:
Nov. 01, 1996
Applicant:
Inventors:
Noboru Taniguchi, Osaka, JP;
Yasushi Nakagiri, Tsuzuki-gun, JP;
Takaharu Gamou, Fujiidera, JP;
Katsuyuki Ohara, Katano, JP;
Masahiro Kawamura, Takatsuki, JP;
Assignee:
Matsushita Electric Industrial Co., Ltd., Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01N / ;
U.S. Cl.
CPC ...
204424 ; 204421 ; 204426 ; 422 98 ; 422 94 ; 73 1901 ; 73 2331 ; 73 3106 ;
Abstract
A hydrocarbon sensor of solid type has a pair of electrodes, and a proton conductive solid electrolyte of a barium-cerium oxide, for example, a rare earth element at least in the third element.