Granted Patent
Utility
US 6,028,447 · App. 08/899,428
FPGA having predictable open-drain drive mode
Inventors:
William B. Andrews, James F. Hoff, Satwant Singh
Patented Case
View Patent ↗
Granted: Feb 22, 2000
Filed: Jul 24, 1997
Inventors
William B. Andrews
James F. Hoff
Satwant Singh
Assignee (at issue)
LUCENT TECHNOLOGIES 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.