Granted Patent
Utility
US 6,259,540 · App. 09/116,159
Distinguishing method for object scanned by scanning device
Inventors:
Adolf T. R. Hsu, Ching-Chih Fan
Patented Case
View Patent ↗
Granted: Jul 10, 2001
Filed: Jul 15, 1998
Inventors
Adolf T. R. Hsu
Ching-Chih Fan
Assignee (at issue)
Mustek Systems 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.