| 9293804 |
Integrated antenna system for a train control system |
Lalit N. Raina, Divyesh Patel, Eddie Soulatha |
2016-03-22 |
| RE44332 |
Electrically variable beam tilt antenna |
Tan Duc Huynh |
2013-07-02 |
| 8421701 |
Omnidirectional antenna radiation element |
— |
2013-04-16 |
| 7639196 |
Cellular antenna and systems and methods therefor |
Robert Elliot, Martin L. Zimmerman, Kevin E. Linehan, Peter Graham, Louis John Meyer +3 more |
2009-12-29 |
| 6160460 |
Self-tuning resonant cavity filter |
John R. Hicks, David W. Allen |
2000-12-12 |
| 5917455 |
Electrically variable beam tilt antenna |
Tan Duc Huynh |
1999-06-29 |
| 5739731 |
Self-tuning resonant cavity filter |
John R. Hicks, David W. Allen |
1998-04-14 |
| 5724051 |
Antenna assembly |
Tan Duc Huynh |
1998-03-03 |
| 5629713 |
Horizontally polarized antenna array having extended E-plane beam width and method for accomplishing beam width extension |
Tan Duc Huynh |
1997-05-13 |
| 5619217 |
Cellular and PCS antenna mounting assembly |
Ricardo Vazquez |
1997-04-08 |
| D376367 |
Antenna assembly with radome |
— |
1996-12-10 |
| 5572222 |
Microstrip patch antenna array |
Tan Duc Huynh |
1996-11-05 |
| D371795 |
Antenna assembly with decorative cover |
— |
1996-07-16 |
| D321693 |
Antenna stub |
— |
1991-11-19 |
| 4964065 |
Computer-controlled electronic system monitor |
John R. Hicks |
1990-10-16 |
| 4823280 |
Computer-controlled electronic system monitor |
John R. Hicks |
1989-04-18 |