Granted Patent
Utility
US 6,085,705 · App. 09/209,486
Variable lost motion valve actuator and method
Inventor:
Joseph M. Vorih
Patented Case
View Patent ↗
Granted: Jul 11, 2000
Filed: Dec 11, 1998
Inventor
Joseph M. Vorih
Assignee (at issue)
Diesel Engine Retarders, 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.