Granted Patent
Utility
US 5,486,923 · App. 08/394,224
Apparatus for detecting relative movement wherein a detecting means is positioned in the region of natural interference
Inventors:
Donald K. Mitchell, William G. Thorburn
Patented Case
View Patent ↗
Granted: Jan 23, 1996
Filed: Feb 24, 1995
Inventors
Donald K. Mitchell
William G. Thorburn
Assignee (at issue)
MicroE, 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.