Granted Patent
Utility
US 6,229,577 · App. 09/112,888
Ambient light-dependent video-signal processing
Inventors:
Paul J. Barth, Michel Nieuwenhuizen
Patented Case
View Patent ↗
Granted: May 8, 2001
Filed: Jul 9, 1998
Inventors
Paul J. Barth
Michel Nieuwenhuizen
Assignee (at issue)
U.S. Philips 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.