Granted Patent
Utility
US 5,457,965 · App. 08/226,218
Low refrigerant charge detection system
Inventors:
John H. Blair, Norman H. Dolinski, Gerhard A. Dage, George E. Peck, Manfred Koberstein, Robert W. Matteson
Patented Case
View Patent ↗
Granted: Oct 17, 1995
Filed: Apr 11, 1994
Inventors
John H. Blair
Norman H. Dolinski
Gerhard A. Dage
George E. Peck
Manfred Koberstein
Robert W. Matteson
Assignee (at issue)
Ford Motor Company
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.