Granted Patent
Utility
US 5,719,976 · App. 08/547,767
Optimized waveguide structure
Inventors:
Charles H. Henry, Edward J. Laskowski, Yuan Li, Henry H. Yaffe
Patented Case
View Patent ↗
Granted: Feb 17, 1998
Filed: Oct 24, 1995
Inventors
Charles H. Henry
Edward J. Laskowski
Yuan Li
Henry H. Yaffe
Assignee (at issue)
LUCENT TECHNOLOGIES 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.