Granted Patent
Utility
US 6,147,699 · App. 09/189,777
Low electromagnetic emissions and improved signal quality video drive architecture for laser printers
Inventors:
John Bruce Berry, Keith Bryan Hardin, John Parker Richey
Patented Case
View Patent ↗
Granted: Nov 14, 2000
Filed: Nov 10, 1998
Inventors
John Bruce Berry
Keith Bryan Hardin
John Parker Richey
Assignee (at issue)
Lexmark International, 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.