Granted Patent
Utility
US 6,747,218 · App. 10/251,606
Electrosurgical haptic switch including snap dome and printed circuit stepped contact array
Inventors:
Mark J. Huseman, James A. Rademacher
Patented Case
View Patent ↗
Granted: Jun 8, 2004
Filed: Sep 20, 2002
Inventors
Mark J. Huseman
James A. Rademacher
Assignee (at issue)
SHERWOOD SERVICES AG
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.