Granted Patent
Utility
US 5,627,931 · App. 08/654,488
Optoelectronic transducer
Inventors:
Donald E. Ackley, John W. Stafford
Patented Case
View Patent ↗
Granted: May 6, 1997
Filed: May 28, 1996
Inventors
Donald E. Ackley
John W. Stafford
Assignee (at issue)
Motorola, 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.