Granted Patent
Utility
US 5,751,868 · App. 08/871,056
Asymetrically dilated optical cross connect switches
Inventors:
Krishna Bala, Charles A. Brackett, Ghie-Hugh Song
Patented Case
View Patent ↗
Granted: May 12, 1998
Filed: Jun 9, 1997
Inventors
Krishna Bala
Charles A. Brackett
Ghie-Hugh Song
Assignee (at issue)
Bell Communications Research, 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.