Issued Patents All Time
Showing 1–22 of 22 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9257736 | Broadband spiral transmission line power splitter | — | 2016-02-09 |
| 9077080 | Inductively shorted bicone fed tapered dipole antenna | — | 2015-07-07 |
| 8547291 | Direct fed bifilar helix antenna | — | 2013-10-01 |
| 8525751 | Tapered direct fed bifilar helix antenna | — | 2013-09-03 |
| 8487824 | Zero degree grid antenna | — | 2013-07-16 |
| 8427387 | Broadband spiral transmission line phase shifting power splitter | — | 2013-04-23 |
| 8395559 | Capacitive loaded grid antenna | — | 2013-03-12 |
| 8314750 | Slotted bifilar or quadrifilar helix antenna | — | 2012-11-20 |
| RE42533 | Capacitatively shunted quadrifilar helix antenna | — | 2011-07-12 |
| 7629938 | Open Yaggi antenna array | — | 2009-12-08 |
| 6765541 | Capacitatively shunted quadrifilar helix antenna | — | 2004-07-20 |
| 6407720 | Capacitively loaded quadrifilar helix antenna | — | 2002-06-18 |
| 6344834 | Low angle, high angle quadrifilar helix antenna | — | 2002-02-05 |
| 6288686 | Tapered direct fed quadrifilar helix antenna | — | 2001-09-11 |
| 6268834 | Inductively shorted bicone antenna | — | 2001-07-31 |
| 6246379 | Helix antenna | — | 2001-06-12 |
| 6133891 | Quadrifilar helix antenna | — | 2000-10-17 |
| 6127983 | Wideband antenna for towed low-profile submarine buoy | David F. Rivera | 2000-10-03 |
| 6118406 | Broadband direct fed phased array antenna comprising stacked patches | — | 2000-09-12 |
| 5488336 | Broadband waveguide pressure window | David F. Rivera, Thomas R. Floyd | 1996-01-30 |
| 5471182 | Broadband pressure barrier for circular waveguide | David F. Rivera, Thomas R. Floyd | 1995-11-28 |
| 5138331 | Broadband quadrifilar phased array helix | — | 1992-08-11 |