Granted Patent
Utility
US 6,781,737 · App. 10/354,528
Pulse width modulated display with hybrid coding
Inventor:
Donald H. Willis
Patented Case
View Patent ↗
Granted: Aug 24, 2004
Filed: Jan 30, 2003
Inventor
Donald H. Willis
Assignee (at issue)
Thomson Licensing
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.