Granted Patent
Utility
US 6,356,291 · App. 09/187,206
Method and apparatus for providing print quality enhancement
Inventor:
Larry M. Ernst
Patented Case
View Patent ↗
Granted: Mar 12, 2002
Filed: Nov 6, 1998
Inventor
Larry M. Ernst
Assignee (at issue)
International Business Machines 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.