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.:

US 7322340 B1

PDF
Full Text
Expired
Date of Patent:
Jan. 29, 2008

Filed:

Nov. 21, 2006
Applicant:

Kiyoshi Ohga, Yokohama, JP;

Inventor:

Kiyoshi Ohga, Yokohama, JP;

Assignee:

Nissan Motor Co., Ltd., Yokohama, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F02M 51/00 (2006.01); G06F 17/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

An engine fuel injection control apparatus has a parameter setting section, a parameter changing section and a determining section. The parameter setting section is configured to set a parameter of fuel injected into an engine to a first injection parameter to control a state of combustion noise or exhaust emission to a target state when an engine operation condition is in a first operation region. The parameter changing section is configured to change the parameter of fuel injected into the engine from the first injection parameter to a second injection parameter when the engine operation condition remains in the first operation region. The determining section is configured to determine whether or not an actual state of the combustion noise or the exhaust emission of the engine changes when the parameter of fuel injected into the engine is changed from the first injection parameter to the second injection parameter.


Find Patent Forward Citations

Ohga, Kiyoshi. (2008). Engine fuel injection control method and engine fuel injection control apparatus (U.S. Patent No. 7322340). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7322340

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