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:
Mar. 26, 2024
Filed:
Jul. 25, 2019
Applicants:
Figaro Engineering Inc., Minoo, JP;
New Cosmos Electric Co., Ltd., Osaka, JP;
University Public Corporation Osaka, Osaka, JP;
Inventors:
Masato Takeuchi, Sakai, JP;
Junpei Furuno, Sakai, JP;
Kenta Fukui, Sakai, JP;
Kuniyuki Izawa, Minoo, JP;
Masakazu Sai, Minoo, JP;
Hirokazu Mitsuhashi, Osaka, JP;
Takafumi Taniguchi, Osaka, JP;
Assignees:
FIGARO ENGINEERING INC., Osaka, JP;
NEW COSMOS ELECTRIC CO., LTD., Osaka, JP;
UNIVERSITY PUBLIC CORPORATION OSAKA, Osaka, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01N 33/00 (2006.01); B01D 71/08 (2006.01); B01D 71/22 (2006.01);
U.S. Cl.
CPC ...
G01N 33/0014 (2013.01); B01D 71/08 (2013.01); B01D 71/22 (2013.01);
Abstract
A gas detector comprises a gas detection unit and a filter introducing surrounding atmosphere to the gas detection unit. The filter comprises a gas-permeable organic polymer membrane having an acidic group or a basic group.