Granted Patent
Utility
US 6,247,353 · App. 09/458,293
Digital ultrasonic monitoring system and method
Inventors:
Rexford A. Battenberg, Terry G. Carpenter, William S. Johnson, Kenneth Ralph Piety, Kenneth Puterbaugh, James C. Robinson, James B. Vanvoorhis
Patented Case
View Patent ↗
Granted: Jun 19, 2001
Filed: Dec 10, 1999
Inventors
Rexford A. Battenberg
Terry G. Carpenter
William S. Johnson
Kenneth Ralph Piety
Kenneth Puterbaugh
James C. Robinson
James B. Vanvoorhis
Assignee (at issue)
CSI Technology Co., 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.