Granted Patent
Utility
US 5,646,569 · App. 08/521,161
Method and apparatus for AC coupling
Inventors:
Thomas V. Bruhns, Donald R. Hiller, Jan R. Hofland, James W. Waite
Patented Case
View Patent ↗
Granted: Jul 8, 1997
Filed: Aug 30, 1995
Inventors
Thomas V. Bruhns
Donald R. Hiller
Jan R. Hofland
James W. Waite
Assignee (at issue)
Hewlett-Packard Company, L.P.
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.