Granted Patent
Utility
US 5,986,808 · App. 08/949,151
Surface-plasmon-wave-coupled tunable filter
Inventor:
Yu-Jiu Wang
Patented Case
View Patent ↗
Granted: Nov 16, 1999
Filed: Oct 10, 1997
Inventor
Yu-Jiu Wang
Assignee (at issue)
California 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.