Granted Patent
Utility
US 5,617,864 · App. 08/511,563
Method and apparatus for positioning an ultrasonic transducer and a display screen
Inventors:
James R. Stouffer, Yujun Liu, Steven K. Newman
Patented Case
View Patent ↗
Granted: Apr 8, 1997
Filed: Aug 4, 1995
Inventors
James R. Stouffer
Yujun Liu
Steven K. Newman
Assignee (at issue)
Animal Ultrasound Services, 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.