Granted Patent
Utility
US 5,912,997 · App. 08/876,653
Frequency converter optical source for switched waveguide
Inventors:
William K. Bischel, Michael J. Brinkman, David A. G. Deacon, Edward J. DeWath, Mark J. Dyer, Simon J. Field
Patented Case
View Patent ↗
Granted: Jun 15, 1999
Filed: Jun 16, 1997
Inventors
William K. Bischel
Michael J. Brinkman
David A. G. Deacon
Edward J. DeWath
Mark J. Dyer
Simon J. Field
Assignee (at issue)
GEMFIRE 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.