Granted Patent
Utility
US 5,255,658 · App. 07/596,441
System and apparatus to improve atomization of injected fuel
Inventors:
Peter Hoffer, Thomas J. Hemak
Patented Case
View Patent ↗
Granted: Oct 26, 1993
Filed: Oct 12, 1990
Inventors
Peter Hoffer
Thomas J. Hemak
Assignee (at issue)
COLTEC INDUSTRIES, INC.
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.