Granted Patent
Utility
US 6,089,719 · App. 09/087,324
Projecting device for displaying electrical images
Inventor:
Shang-Yi Lin
Patented Case
View Patent ↗
Granted: Jul 18, 2000
Filed: May 29, 1998
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.