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. 18, 2005
Filed:
Mar. 06, 2002
Shinichi Takeshima, Mishima, JP;
Shinya Hirota, Susono, JP;
Kazuhiro Itoh, Mishima, JP;
Takamitsu Asanuma, Susono, JP;
Yasuaki Nakano, Sunto-gun, JP;
Kohei Yoshida, Susono, JP;
Shinichi Takeshima, Mishima, JP;
Shinya Hirota, Susono, JP;
Kazuhiro Itoh, Mishima, JP;
Takamitsu Asanuma, Susono, JP;
Yasuaki Nakano, Sunto-gun, JP;
Kohei Yoshida, Susono, JP;
Toyota Jidosha Kabushiki Kaisha, Toyota, JP;
Abstract
An exhaust gas purifying apparatus for an internal combustion engine, wherein the efficiency of exhaust gas purification is enhanced by optimally controlling the operating condition of a plasma generator mounted in an exhaust passage in accordance with the exhaust gas atmosphere. The exhaust gas purifying apparatus includes a detection unit for detecting exhaust water content and exhaust temperature; and a control unit for controlling at least one of two factors, frequency or voltage of an AC voltage used to operate the plasma generator mounted in the exhaust passage, in accordance with the detected exhaust water content and exhaust temperature.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile