Granted Patent
Utility
US 6,469,957 · App. 09/691,612
Arbitrary signal generator for driving ultrasonic transducers
Inventors:
Timothy Savord, Robert O'Toole, Richard F. Dillman, Douglas Rosich, Ronald Gatzke
Patented Case
View Patent ↗
Granted: Oct 22, 2002
Filed: Oct 18, 2000
Inventors
Timothy Savord
Robert O'Toole
Richard F. Dillman
Douglas Rosich
Ronald Gatzke
Assignee (at issue)
KONINKLIJKE PHILIPS ELECTRONICS NV
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.