Granted Patent
Utility
US 4,750,202 · App. 06/898,066
Non-blocking concentrator
Inventors:
Paul N. Feldman, Joel M. Friedman, Nicholas J. Pippenger
Patented Case
View Patent ↗
Granted: Jun 7, 1988
Filed: Aug 20, 1986
Inventors
Paul N. Feldman
Joel M. Friedman
Nicholas J. Pippenger
Assignee (at issue)
International Business Machines Corporation
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.