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:
Oct. 28, 2008
Filed:
Dec. 01, 1994
Applicants:
Takuya Ikeda, Yokohama, JP;
Maki Kamikubo, Yokosuka, JP;
Inventors:
Takuya Ikeda, Yokohama, JP;
Maki Kamikubo, Yokosuka, JP;
Assignee:
Nissan Motor Co., Ltd., Yokohama-shi, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01N 3/10 (2006.01); B01D 53/94 (2006.01);
U.S. Cl.
CPC ...
Abstract
As a device for the purification of exhaust gas, a three-way catalyst A purifying hydrocarbon, carbon monoxide and nitrogen oxide in the vicinity of theoretical air-fuel ratio is disposed at an upstream side of the exhaust gas and an adsorption catalyst B provided with zeolite effective for the adsorption of hydrocarbon is disposed at a downstream side of the exhaust gas.
Ikeda, Takuya. (2008). Device for the purification of exhaust gas (U.S. Patent No. 7442346). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7442346
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile