Granted Patent
Utility
US 5,973,833 · App. 08/920,359
High efficiency polarizing converter
Inventors:
David K. Booth, Arlie R. Conner
Patented Case
View Patent ↗
Granted: Oct 26, 1999
Filed: Aug 29, 1997
Inventors
David K. Booth
Arlie R. Conner
Assignee (at issue)
Lightware, 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.