Granted Patent
Utility
US 6,530,663 · App. 09/682,049
Projecting device for displaying electrical images
Inventor:
Shang-Yi Lin
Patented Case
View Patent ↗
Granted: Mar 11, 2003
Filed: Jul 15, 2001
Inventor
Shang-Yi Lin
Assignee (at issue)
Primax Electronics Ltd.
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.