Granted Patent
Utility
US 6,657,752 · App. 09/535,500
Installation for improving a scanning range of scanner along an axial direction of a light source
Inventor:
Jen-Shou Tseng
Patented Case
View Patent ↗
Granted: Dec 2, 2003
Filed: Mar 24, 2000
Inventor
Jen-Shou Tseng
Assignee (at issue)
Umax Data 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.