Granted Patent
Utility
US 6,820,209 · App. 09/566,651
Power managed graphics controller
Inventors:
Michael Culbert, Brian D. Howard
Patented Case
View Patent ↗
Granted: Nov 16, 2004
Filed: May 8, 2000
Inventors
Michael Culbert
Brian D. Howard
Assignee (at issue)
Apple Computer Inc.
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.