Granted Patent
Utility
US 6,669,190 · App. 10/193,152
Double-side automatic feeding apparatus
Inventor:
Frank Wei
Patented Case
View Patent ↗
Granted: Dec 30, 2003
Filed: Jul 12, 2002
Inventor
Frank Wei
Assignee (at issue)
Lite-On Technology Corporation
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.