Granted Patent
Utility
US 4,579,119 · App. 06/553,260
Method and apparatus for multiplexed dipole/quadrupole for stimulation/sensing
Inventor:
Frank Callaghan
Patented Case
View Patent ↗
Granted: Apr 1, 1986
Filed: Nov 18, 1983
Inventor
Frank Callaghan
Assignee (at issue)
CORDIS CORPORATION
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.