Granted Patent
Utility
US 5,221,865 · App. 07/718,677
Programmable input/output buffer circuit with test capability
Inventors:
Christopher E. Phillips, Michael G. Ahrens, Joseph G. Nolan, III, Laurence H. Cooke
Patented Case
View Patent ↗
Granted: Jun 22, 1993
Filed: Jun 21, 1991
Inventors
Christopher E. Phillips
Michael G. Ahrens
Joseph G. Nolan, III
Laurence H. Cooke
Assignee (at issue)
Crosspoint Solutions, LLC
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.