Granted Patent
Utility
US 5,227,773 · App. 07/725,216
High-intensity light display device
Inventors:
Wei Wu, Joseph Schmid
Patented Case
View Patent ↗
Granted: Jul 13, 1993
Filed: Jun 26, 1991
Inventors
Wei Wu
Joseph Schmid
Assignee (at issue)
Hughes Aircraft Company
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.