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Patent applications and USPTO patent grants for Walker; John L..The latest application filed is for "ground-based beamforming for satellite communications systems".
Patent | Date |
---|---|
Ground-based beamforming for satellite communications systems Grant 8,270,899 - Walker , et al. September 18, 2 | 2012-09-18 |
Wind turbine system Grant 8,196,359 - Jiang , et al. June 12, 2 | 2012-06-12 |
Ground-based Beamforming For Satellite Communications Systems App 20100302971 - WALKER; John L. ;   et al. | 2010-12-02 |
Ground-based beamforming for satellite communications systems Grant 7,787,819 - Walker , et al. August 31, 2 | 2010-08-31 |
Ground-based Beamforming For Satellite Communications Systems App 20080051080 - Walker; John L. ;   et al. | 2008-02-28 |
Drive apparatus Grant 6,935,479 - Cummins , et al. August 30, 2 | 2005-08-30 |
Drive apparatus App 20040238308 - Cummins, John F. ;   et al. | 2004-12-02 |
System and method for detecting contamination using vegetation sampling Grant 6,729,801 - Walker , et al. May 4, 2 | 2004-05-04 |
Flexible intramedullary nail Grant 6,551,321 - Burkinshaw , et al. April 22, 2 | 2003-04-22 |
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