Granted Patent
Utility
US 5,508,618 · App. 08/092,146
Coreless detector for ignition dischage current
Inventor:
David Owens
Patented Case
View Patent ↗
Granted: Apr 16, 1996
Filed: Jul 15, 1993
Inventor
David Owens
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.