Douglas Charles Hague

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Overland Park, KS, US

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Patents Grantslast 30 patents

Information Patent Grant
Identification of polarization-mode dispersion on a communication n...
- Patent number 7,221,871
- Issue date May 22, 2007
- Sprint Communications Company L.P.
- Douglas Lew Richards
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Identifying a polarization-mode dispersion event
- Patent number 6,781,679
- Issue date Aug 24, 2004
- Sprint Communications Company, L.P.
- Douglas Lew Richards
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
Identification of polarization-mode dispersion on a communication n...
- Publication number 20050025482
- Publication date Feb 3, 2005
- SPRINT COMMUNICATIONS COMPANY,L.P.
- Douglas Lew Richards
- H04 - ELECTRIC COMMUNICATION TECHNIQUE