Granted Patent
Utility
US 5,673,554 · App. 08/463,614
Ignition methods and apparatus using microwave energy
Inventors:
Dennis M. DeFreitas, Albert Migliori
Patented Case
View Patent ↗
Granted: Oct 7, 1997
Filed: Jun 5, 1995
Inventors
Dennis M. DeFreitas
Albert Migliori
Assignee (at issue)
Simmonds Precision Engine 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.