Granted Patent
Utility
US 6,166,494 · App. 09/355,841
Drive circuit arrangement for a gas discharge lamp
Inventor:
Ian Macdonald Green
Patented Case
View Patent ↗
Granted: Dec 26, 2000
Filed: Sep 7, 1999
Inventor
Ian Macdonald Green
Assignee (at issue)
Central Research Labs, Ltd.
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.