Granted Patent
Utility
US 5,987,201 · App. 09/081,586
Apparatus and method of making a fused dense wavelength-division multiplexer
Inventor:
Peter Chen
Patented Case
View Patent ↗
Granted: Nov 16, 1999
Filed: May 19, 1998
Inventor
Peter Chen
Assignee (at issue)
Applied Fiber Optics, 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.