Granted Patent
Utility
US 6,155,687 · App. 09/354,998
Light guide for use in a color wheel display synchronization apparatus and method
Inventor:
Mark Peterson
Patented Case
View Patent ↗
Granted: Dec 5, 2000
Filed: Jul 16, 1999
Inventor
Mark Peterson
Assignee (at issue)
INFOCUS CORPORATION
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.