Granted Patent
Utility
US 4,991,211 · App. 07/399,405
Integrated driving system for signal-processing devices
Inventors:
Heinrich Cap, Georg Papst, Edgar Zuckschwert
Patented Case
View Patent ↗
Granted: Feb 5, 1991
Filed: Aug 25, 1989
Inventors
Heinrich Cap
Georg Papst
Edgar Zuckschwert
Assignee (at issue)
Papst Motoren GmbH & Co KG
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.