Granted Patent
Utility
US 6,556,149 · App. 09/511,383
Switches and joysticks using a non-electrical deformable pressure sensor
Inventors:
Ernest M. Reimer, Robert D. Inkster
Patented Case
View Patent ↗
Granted: Apr 29, 2003
Filed: Feb 23, 2000
Inventors
Ernest M. Reimer
Robert D. Inkster
Assignee (at issue)
Canpolar East 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.