Granted Patent
Utility
US 5,898,170 · App. 08/887,402
Apparatus and method for finding optimal sensitivity level for optical encoding circuit
Inventors:
Lord Nigel Featherston, Victor P. Drake
Patented Case
View Patent ↗
Granted: Apr 27, 1999
Filed: Jul 2, 1997
Inventors
Lord Nigel Featherston
Victor P. Drake
Assignee (at issue)
Microsoft 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.