Granted Patent
Utility
US 5,892,315 · App. 08/931,601
Apparatus and method for controlling an ultrasonic transducer
Inventors:
Lamar Heath Gipson, Bernard Cohen, Lee Kirby Jameson
Patented Case
View Patent ↗
Granted: Apr 6, 1999
Filed: Sep 17, 1997
Inventors
Lamar Heath Gipson
Bernard Cohen
Lee Kirby Jameson
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.