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. 06, 2012
Filed:
Oct. 09, 2008
Ibrahim Haskara, Macomb, MI (US);
Yue-yun Wang, Troy, MI (US);
Chol-bum M Kweon, Rochester, MI (US);
Zhiping Liu, Canton, MI (US);
Frederic Anton Matekunas, Troy, MI (US);
Paul Anthony Battiston, Clinton Township, MI (US);
Ibrahim Haskara, Macomb, MI (US);
Yue-Yun Wang, Troy, MI (US);
Chol-Bum M Kweon, Rochester, MI (US);
Zhiping Liu, Canton, MI (US);
Frederic Anton Matekunas, Troy, MI (US);
Paul Anthony Battiston, Clinton Township, MI (US);
GM Global Technology Operations LLC, Detroit, MI (US);
Abstract
A direct-injection, compression-ignition internal combustion engine control adapts nominal minimum pulsewidth parameters controlling the fuel injectors to minimize pilot fuel delivered to the cylinders required to initiate a preliminary combustion event.