Granted Patent
Utility
US 6,684,705 · App. 09/522,642
Roller mechanism using an array of ultrasound elements to interrogate wood properties
Inventors:
Mark E. Schafer, Raymond W. McIntyre, Michael K. Knauer
Patented Case
View Patent ↗
Granted: Feb 3, 2004
Filed: Mar 10, 2000
Inventors
Mark E. Schafer
Raymond W. McIntyre
Michael K. Knauer
Assignee (at issue)
U.S. Natural Resources, 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.