Granted Patent
Utility
US 6,712,642 · App. 10/062,244
Electronic ignition device
Inventors:
Thomas K. Bluhm, John E. Giarrizzo
Patented Case
View Patent ↗
Granted: Mar 30, 2004
Filed: Feb 1, 2002
Inventors
Thomas K. Bluhm
John E. Giarrizzo
Assignee (at issue)
Channel Products, 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.