Granted Patent
Utility
US 6,135,924 · App. 09/056,403
Treadmill with optical position sensing
Inventors:
Duane Gibbs, Craig Garza, Rick Choy, Edwin J. Yagerlener
Patented Case
View Patent ↗
Granted: Oct 24, 2000
Filed: Apr 7, 1998
Inventors
Duane Gibbs
Craig Garza
Rick Choy
Edwin J. Yagerlener
Assignee (at issue)
Unisen, 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.