Granted Patent
Utility
US 6,147,698 · App. 08/865,039
Density control for a printer
Inventors:
Jack Louis Zable, William Chesley Decker
Patented Case
View Patent ↗
Granted: Nov 14, 2000
Filed: May 29, 1997
Inventors
Jack Louis Zable
William Chesley Decker
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.