Granted Patent
Utility
US 5,438,621 · App. 07/857,924
DC-free line code and bit and frame synchronization for arbitrary data transmission
Inventors:
Thomas Hornak, Patrick Petruno, Richard C. Walker, Benny Wing Hung Lai, Chu-Sun Yen, Cheryl Stout, Jieh-Tsorng Wu
Patented Case
View Patent ↗
Granted: Aug 1, 1995
Filed: May 5, 1992
Inventors
Thomas Hornak
Patrick Petruno
Richard C. Walker
Benny Wing Hung Lai
Chu-Sun Yen
Cheryl Stout
Jieh-Tsorng Wu
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.