Walker; Joel F.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Walker; Joel F..The latest application filed is for "method and apparatus for reducing the effects of collector blockage in a reflector antenna".
- Walker; Joel F. - Malibu CA
| Patent | Date |
|---|---|
| Method and apparatus for reducing the effects of collector blockage in a reflector antenna Grant 7,138,953 - Walker , et al. November 21, 2 | 2006-11-21 |
| Method and apparatus for reducing the effects of collector blockage in a reflector antenna App 20050168395 - Walker, Joel F. ; et al. | 2005-08-04 |
| Digital beamforming radar system Grant 6,882,311 - Walker , et al. April 19, 2 | 2005-04-19 |
| Plasma phased array electronic scan antenna Grant 6,856,301 - Walker , et al. February 15, 2 | 2005-02-15 |
| Plasma phased array electronic scan antenna App 20030218575 - Walker, Joel F. ; et al. | 2003-11-27 |
| Digital beamforming radar system App 20020171584 - Walker, Joel F. ; et al. | 2002-11-21 |
| Low-windload satellite antenna Grant 6,198,457 - Walker , et al. March 6, 2 | 2001-03-06 |
| Dynamic plasma driven antenna Grant 5,864,322 - Pollon , et al. January 26, 1 | 1999-01-26 |
| Microwave phasing structures for electromagnetically emulating reflective surfaces and focusing elements of selected geometry Grant 4,905,014 - Gonzalez , et al. February 27, 1 | 1990-02-27 |
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