Granted Patent
Utility
US 5,592,306 · App. 08/528,790
Scanning apparatus including a light adjusting device
Inventor:
Andy Cheng
Patented Case
View Patent ↗
Granted: Jan 7, 1997
Filed: Sep 15, 1995
Inventor
Andy Cheng
Assignee (at issue)
Must 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.