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. 30, 1990
Filed:
Nov. 05, 1987
Applicant:
Inventors:
Masamichi Ippommatsu, Hyogo, JP;
Takeshi Matsumoto, Osaka, JP;
Shingo Yakushizi, Osaka, JP;
Katsuyuki Kuroki, Osaka, JP;
Takashi Matsuzaka, Shizuoka, JP;
Assignees:
Osaka Gas Co., Ltd., Osaka, JP;
Kabushiki Kaisha Toshiba, Kawasaki, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L / ;
U.S. Cl.
CPC ...
338 34 ; 338306 ; 338308 ;
Abstract
A gas sensor using an n-type metal oxide semiconductor and a method for manufacturing such a gas sensor is provided. More particularly, a gas sensor for detecting an inflammable gas and a method for manufacturing the same.