Granted Patent
Utility
US 5,695,328 · App. 08/742,284
Ignition apparatus using electrostatic nozzle and catalytic igniter
Inventors:
Dennis M. DeFreitas, Ervin Jack Sweet
Patented Case
View Patent ↗
Granted: Dec 9, 1997
Filed: Oct 31, 1996
Inventors
Dennis M. DeFreitas
Ervin Jack Sweet
Assignee (at issue)
Simmonds Precision Engine Systems & Precision Combustion
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.