Granted Patent
Utility
US 5,955,749 · App. 08/758,955
Light emitting device utilizing a periodic dielectric structure
Inventors:
John D. Joannopoulos, Shanhui Fan, Pierre R. Villeneuve, E. Frederick Schubert
Patented Case
View Patent ↗
Granted: Sep 21, 1999
Filed: Dec 2, 1996
Inventors
John D. Joannopoulos
Shanhui Fan
Pierre R. Villeneuve
E. Frederick Schubert
Assignees (at issue)
MASSACHUSETTS INSTITUTE OF TECHNOLOGY
Trustees of Boston University
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.