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:
Nov. 23, 2010
Filed:
Aug. 29, 2007
Shinji Nakagawa, Hitachinaka, JP;
Kazuhiko Kanetoshi, Yokohama, JP;
Kozo Katogi, Hitachi, JP;
Takanobu Ichihara, Naka, JP;
Minoru Osuga, Hitachinaka, JP;
Shinji Nakagawa, Hitachinaka, JP;
Kazuhiko Kanetoshi, Yokohama, JP;
Kozo Katogi, Hitachi, JP;
Takanobu Ichihara, Naka, JP;
Minoru Osuga, Hitachinaka, JP;
Hitachi, Ltd., Tokyo, JP;
Abstract
An engine control system for an internal combustion engine with a fuel injector, comprises a combustion fuel quantity computing means for computing a combustion fuel quantity in a combustion cycle; and a residual fuel quantity computing means for computing a residual fuel quantity in the combustion cycle based on a difference between an injection fuel quantity of the fuel injector and the combustion fuel quantity.