Granted Patent
Utility
US 5,167,658 · App. 07/648,207
Method and apparatus for electrosurgical measurement
Inventor:
Frieder H. Ensslin
Patented Case
View Patent ↗
Granted: Dec 1, 1992
Filed: Jan 31, 1991
Inventor
Frieder H. Ensslin
Assignee (at issue)
MDT CO.,LTD.
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.