Granted Patent
Utility
US 4,941,454 · App. 07/417,554
Servo actuated steering mechanism for borescope or endoscope
Inventors:
Robert J. Wood, Earl Howard Slee, Gregory E. Pasik, Michael J. Pileski
Patented Case
View Patent ↗
Granted: Jul 17, 1990
Filed: Oct 5, 1989
Inventors
Robert J. Wood
Earl Howard Slee
Gregory E. Pasik
Michael J. Pileski
Assignee (at issue)
Welch Allyn, 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.