Granted Patent
Utility
US 6,724,960 · App. 10/031,899
Optical coupling device
Inventors:
Gervin Ruegenberg, Frank Zimmer
Patented Case
View Patent ↗
Granted: Apr 20, 2004
Filed: May 2, 2002
Inventors
Gervin Ruegenberg
Frank Zimmer
Assignee (at issue)
Avanex 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.