Granted Patent
Utility
US 5,163,706 · App. 07/690,439
Electro-hydraulic pressure regulating valve assembly for a hydraulic damper
Inventors:
Gene A. Maguran, Jr., Eugene J. Cascio, JR., Donald Eugene Forton, Donald D. Stoltman, Joseph G. Spakowski
Patented Case
View Patent ↗
Granted: Nov 17, 1992
Filed: Apr 24, 1991
Inventors
Gene A. Maguran, Jr.
Eugene J. Cascio, JR.
Donald Eugene Forton
Donald D. Stoltman
Joseph G. Spakowski
Assignee (at issue)
General Motors LLC
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.