Granted Patent
Utility
US 6,828,575 · App. 10/672,015
Photonic crystals: a medium exhibiting anomalous cherenkov radiation
Inventors:
Chiyan Luo, Mihai Ibanescu, Steven G. Johnson, John D. Joannopoulos
Patented Case
View Patent ↗
Granted: Dec 7, 2004
Filed: Sep 26, 2003
Inventors
Chiyan Luo
Mihai Ibanescu
Steven G. Johnson
John D. Joannopoulos
Assignee (at issue)
MASSACHUSETTS INSTITUTE OF TECHNOLOGY
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.