Granted Patent
Utility
US 5,709,076 · App. 08/480,663
Method and apparatus for power generation using rotating ramjet which compresses inlet air and expands exhaust gas against stationary peripheral wall
Inventor:
Shawn P. Lawlor
Patented Case
View Patent ↗
Granted: Jan 20, 1998
Filed: Jun 7, 1995
Inventor
Shawn P. Lawlor
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.