Granted Patent
Utility
US 6,271,943 · App. 09/049,252
Wavelength demultiplexing stack photodiode detector with electrical isolation layers
Inventor:
Keith Wayne Goossen
Patented Case
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Granted: Aug 7, 2001
Filed: Mar 27, 1998
Inventor
Keith Wayne Goossen
Assignee (at issue)
Agere Systems Optoelectronics Guardian 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.