Granted Patent
Utility
US 6,768,834 · App. 10/461,057
Slab optical multiplexer
Inventor:
Russell Wayne Gruhlke
Patented Case
View Patent ↗
Granted: Jul 27, 2004
Filed: Jun 13, 2003
Inventor
Russell Wayne Gruhlke
Assignee (at issue)
Agilent Technologies, 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.