Granted Patent
Utility
US 5,401,233 · App. 08/186,383
Contoured triangular transducer system for PEMF therapy
Inventors:
John H. Erickson, John C. Tepper
Patented Case
View Patent ↗
Granted: Mar 28, 1995
Filed: Jan 25, 1994
Inventors
John H. Erickson
John C. Tepper
Assignee (at issue)
AMEI Technologies, 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.