Granted Patent
Utility
US 6,570,546 · App. 09/183,954
Video display configuration detector
Inventors:
Mark W. Welker, David W. Engler
Patented Case
View Patent ↗
Granted: May 27, 2003
Filed: Oct 31, 1998
Inventors
Mark W. Welker
David W. Engler
Assignee (at issue)
Duke University
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.