Granted Patent
Utility
US 6,540,677 · App. 10/000,669
Ultrasound transceiver system for remote operation through a minimal number of connecting wires
Inventors:
Bjorn Angelsen, Tonni F. Johansen
Patented Case
View Patent ↗
Granted: Apr 1, 2003
Filed: Nov 15, 2001
Inventors
Bjorn Angelsen
Tonni F. Johansen
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.