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:
Jan. 19, 1988
Filed:
Jun. 30, 1986
Applicant:
Inventors:
Takao Kojima, Nagoya, JP;
Akira Nakano, Inuyama, JP;
Toshitaka Matsuura, Komaki, JP;
Akio Takami, Konan, JP;
Assignee:
NGK Spark Plug Co., Ltd., Nagoya, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01N / ;
U.S. Cl.
CPC ...
437234 ; 427 96 ; 427102 ; 427103 ;
Abstract
A roughened surface is formed on an insulating ceramics substrate having an electrode pattern by bonding or partially thrusting ceramics particles to or in the substrate, and a gas-sensitive metal oxide thick film is firmly bonded to the roughened surface.