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:
Sep. 02, 2025
Filed:
Jun. 29, 2022
Applicant:
Hpdi Technology Limited Partnership, Vancouver, CA;
Inventors:
Sandeep Munshi, Delta, CA;
Michael C. Wickstone, North Vancouver, CA;
Jian Huang, Surrey, CA;
Ashish Singh, Surrey, CA;
Assignee:
HPDI Technology LP, Vancouver, CA;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F02D 41/38 (2006.01); F02D 35/02 (2006.01); F02D 41/00 (2006.01); F02D 41/40 (2006.01);
U.S. Cl.
CPC ...
F02D 41/3827 (2013.01); F02D 35/023 (2013.01); F02D 41/0027 (2013.01); F02D 41/401 (2013.01);
Abstract
An apparatus and method for injection of a pilot fuel into an internal combustion engine includes a variety of steady state, transient and other techniques to reduce an injection quantity of the pilot fuel and/or a carbon content of the pilot fuel.