Granted Patent
Utility
US 6,053,266 · App. 08/982,165
Fuel cell engine having a propulsion motor operatively connected to drive a fluid supply device
Inventors:
Craig Greenhill, W. Edward Mufford, Adrian Corless, Robert D. Merritt
Patented Case
View Patent ↗
Granted: Apr 25, 2000
Filed: Dec 1, 1997
Inventors
Craig Greenhill
W. Edward Mufford
Adrian Corless
Robert D. Merritt
Assignee (at issue)
DBB Fuel Cell Engines Gesellschaft mit beschrankter Haftung
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.