Granted Patent
Utility
US 6,486,680 · App. 09/593,081
Edge detector
Inventor:
Dennis Keith Mull
Patented Case
View Patent ↗
Granted: Nov 26, 2002
Filed: Jun 13, 2000
Inventor
Dennis Keith Mull
Assignee (at issue)
North American Manufacturing 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.