Granted Patent
Utility
US 4,742,553 · App. 07/005,745
Resolution conversion of bitmap images using error term averaging
Inventor:
Kathleen Irwin
Patented Case
View Patent ↗
Granted: May 3, 1988
Filed: Jun 26, 1986
Inventor
Kathleen Irwin
Assignee (at issue)
Wang Laboratories, 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.