Granted Patent
Utility
US 6,567,574 · App. 09/680,648
Modular three-dimensional optical switch
Inventors:
Jian Ma, Ezekiel Kruglick, Daniel J. Reiley, Philippe Marchand, Steffen Gloeckner
Patented Case
View Patent ↗
Granted: May 20, 2003
Filed: Oct 6, 2000
Inventors
Jian Ma
Ezekiel Kruglick
Daniel J. Reiley
Philippe Marchand
Steffen Gloeckner
Assignee (at issue)
OMM, 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.