Shafai; Lotfollah
Patent Applications and Registrations
Patent applications and USPTO patent grants for Shafai; Lotfollah.The latest application filed is for "dielectric strap waveguides, antennas, and microwave devices".
- Shafai; Lotfollah - Winnipeg CA
| Patent | Date |
|---|---|
| Imaging using probes Grant 9,448,187 - Ostadrahimi , et al. September 20, 2 | 2016-09-20 |
| Dielectric Strap Waveguides, Antennas, And Microwave Devices App 20150303546 - Rashidian; Atabak ; et al. | 2015-10-22 |
| Imaging Using Probes App 20140218230 - Ostadrahimi; Majid ; et al. | 2014-08-07 |
| Sensing system based on multiple resonant electromagnetic cavities Grant 7,441,463 - Fallah-Rad , et al. October 28, 2 | 2008-10-28 |
| Sensing System Based On Multiple Resonant Electromagnetic Cavities App 20070074580 - Fallah-Rad; Mehran ; et al. | 2007-04-05 |
| Multiple phase center feedhorn for reflector antenna Grant 7,180,459 - Balaji , et al. February 20, 2 | 2007-02-20 |
| Multiple frequency antenna Grant 7,050,004 - Shafai , et al. May 23, 2 | 2006-05-23 |
| Multiple frequency antenna App 20050179592 - Shafai, Lotfollah ; et al. | 2005-08-18 |
| Multiple phase center feedhorn for reflector antenna App 20050007287 - Balaji, Bhashyam ; et al. | 2005-01-13 |
| Phased array antenna steering arrangements App 20030184477 - Shafai, Lotfollah ; et al. | 2003-10-02 |
| Waveguide back-fire reflector antenna feed App 20030184486 - Shafai, Lotfollah ; et al. | 2003-10-02 |
| Directional switched beam antenna Grant 5,220,340 - Shafai June 15, 1 | 1993-06-15 |
| High performance dipole feed for reflector antennas Grant 4,982,198 - Shafai , et al. January 1, 1 | 1991-01-01 |
| Scanning antenna Grant 4,947,178 - Shafai August 7, 1 | 1990-08-07 |
| Paraboloid reflector antenna feed having a flange with tapered corrugations Grant 4,622,559 - Shafai , et al. November 11, 1 | 1986-11-11 |
| Waveguide with dielectric coated flange antenna feed Grant 4,516,129 - Ittipiboon , et al. May 7, 1 | 1985-05-07 |
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