Granted Patent
Utility
US 6,674,968 · App. 09/479,455
Passive thermal stabilization for an optical mux/demux
Inventor:
Ping Xie
Patented Case
View Patent ↗
Granted: Jan 6, 2004
Filed: Jan 6, 2000
Inventor
Ping Xie
Assignee (at issue)
FINISAR CORPORATION
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.