Granted Patent
Utility
US 6,715,336 · App. 10/374,120
Piezoelectric force motion scanner
Inventor:
Ying Xu
Patented Case
View Patent ↗
Granted: Apr 6, 2004
Filed: Feb 24, 2003
Inventor
Ying Xu
Assignee (at issue)
nPoint, 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.