Granted Patent
Utility
US 6,407,831 · App. 09/463,607
Coherent interaction of optical radiation beams with optical-electronic materials of generalized crystal symmetry
Inventors:
Rufus L. Cone, Guanrring Wang, Yongchen Sun, Randy W. Equall
Patented Case
View Patent ↗
Granted: Jun 18, 2002
Filed: May 3, 2000
Inventors
Rufus L. Cone
Guanrring Wang
Yongchen Sun
Randy W. Equall
Assignee (at issue)
The Research & Development Institute, 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.