Granted Patent
Utility
US 5,969,642 · App. 08/722,400
Airfield lighting system
Inventors:
Edwin K. Runyon, Harold R. Williams, Todd E. McCorkle, Mark E. Weihs, Earl R. Williams
Patented Case
View Patent ↗
Granted: Oct 19, 1999
Filed: Sep 30, 1996
Inventors
Edwin K. Runyon
Harold R. Williams
Todd E. McCorkle
Mark E. Weihs
Earl R. Williams
Assignee (at issue)
SIEMENS ENERGY & AUTOMATION, 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.