Granted Patent
Utility
US 6,279,389 · App. 09/698,919
AFM with referenced or differential height measurement
Inventors:
Dennis M. Adderton, Stephen C. Minne
Patented Case
View Patent ↗
Granted: Aug 28, 2001
Filed: Oct 27, 2000
Inventors
Dennis M. Adderton
Stephen C. Minne
Assignee (at issue)
NanoDevices, 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.