Granted Patent
Utility
US 4,578,713 · App. 06/633,120
Multiple mode binary image processing
Inventors:
Sherman H. Tsao, Wayne Sharum
Patented Case
View Patent ↗
Granted: Mar 25, 1986
Filed: Jul 20, 1984
Inventors
Sherman H. Tsao
Wayne Sharum
Assignee (at issue)
The Mead 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.