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.

Date of Patent:
Jan. 25, 2011

Filed:

Sep. 04, 2007
Applicants:

Mitsutaka Kojima, Okazaki, JP;

Kojiro Okada, Nagoya, JP;

Kazuma Sanada, Okazaki, JP;

Yuji Sato, Okazaki, JP;

Hiroshi Tanada, Nagoya, JP;

Kouichi Tomida, Nagoya, JP;

Keisuke Tashiro, Okazaki, JP;

Inventors:

Mitsutaka Kojima, Okazaki, JP;

Kojiro Okada, Nagoya, JP;

Kazuma Sanada, Okazaki, JP;

Yuji Sato, Okazaki, JP;

Hiroshi Tanada, Nagoya, JP;

Kouichi Tomida, Nagoya, JP;

Keisuke Tashiro, Okazaki, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F01N 3/00 (2006.01); F01N 3/10 (2006.01); F01N 3/02 (2006.01);
U.S. Cl.
CPC ...
Abstract

Control is performed such that when an HC adsorption catalytic converter having an oxygen storage capacity is in a specified temperature range, fuel supply quantity is increased with a first increase ratio relative to basic fuel quantity based on the operating state of an internal combustion engine, in a first specified period after the end of fuel cut, and increased with a second increase ratio smaller than the first increase ratio, in a second specified period succeeding the first specified period.


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