Granted Patent
Utility
US 6,201,908 · App. 09/347,490
Optical wavelength division multiplexer/demultiplexer having preformed passively aligned optics
Inventor:
Eric B. Grann
Patented Case
View Patent ↗
Granted: Mar 13, 2001
Filed: Jul 2, 1999
Inventor
Eric B. Grann
Assignee (at issue)
Blaze Network Products, 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.