Granted Patent
Utility
US 5,977,712 · App. 08/787,175
Inductive tuners for microwave driven discharge lamps
Inventor:
James E. Simpson
Patented Case
View Patent ↗
Granted: Nov 2, 1999
Filed: Jan 23, 1997
Inventor
James E. Simpson
Assignee (at issue)
Fusion Lighting, 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.