Granted Patent
Utility
US 5,992,011 · App. 08/959,827
Method of assembling a baffle to a detector for detecting a retroreflective marker
Inventors:
Carl E. Ellis, Carl Hale
Patented Case
View Patent ↗
Granted: Nov 30, 1999
Filed: Oct 29, 1997
Inventors
Carl E. Ellis
Carl Hale
Assignee (at issue)
IO-Mega Holding Corporation
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.