Granted Patent
Utility
US 5,970,702 · App. 08/863,486
Reduced pollution hydrocarbon combustion gas generator
Inventor:
Rudi Beichel
Patented Case
View Patent ↗
Granted: Oct 26, 1999
Filed: May 27, 1997
Inventor
Rudi Beichel
Assignee (at issue)
Clean Energy Systems, Inc.
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.