Issued Patents All Time
Showing 26–49 of 49 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7302244 | Antenna diversity receiver | Adrian G. Spencer | 2007-11-27 |
| 7197277 | Localised audio data delivery | Paul J. Rankin | 2007-03-27 |
| 6999519 | Multicast radio communication system and apparatus | — | 2006-02-14 |
| 6993049 | Communication system | — | 2006-01-31 |
| 6928263 | Local data delivery through beacons | Robert L. Blake, Paul Fulton | 2005-08-09 |
| 6889900 | Method and system for electronic route planning and virtual queue handling | Paul Fulton | 2005-05-10 |
| 6873750 | Electro-optic modulator with resonator | Sean V. Hum, Michal M. Okoniewski | 2005-03-29 |
| 6871052 | Antenna diversity receiver | Adrian G. Spencer | 2005-03-22 |
| 6868256 | Portable device interaction with beacons | Saul Dooley | 2005-03-15 |
| 6856810 | Radio system and stations for, and method of, multicast communication | — | 2005-02-15 |
| 6816730 | Message handover for networked beacons | Paul Fulton, Robert L. Blake | 2004-11-09 |
| 6765708 | Optical duobinary single sideband modulator | — | 2004-07-20 |
| 6763224 | Low level mobility mangaement procedures | Paul Fulton, Robert L. Blake | 2004-07-13 |
| 6734712 | Logarithmic amplifier | Christopher D. Holdenried, James W. Haslett, John Godfrey McRory | 2004-05-11 |
| 6664891 | Data delivery through portable devices | Paul J. Rankin | 2003-12-16 |
| 6587257 | Non-linear subcarrier predistortion and upconversion system | — | 2003-07-01 |
| 6313643 | Termite detection system | Anatol Zygmunt Tirkel, Gregory John Sanderson | 2001-11-06 |
| 5999300 | Hybrid single sideband optical modulator | Jan Conradi, David E. Dodds | 1999-12-07 |
| 5949926 | Minimum phase dispersion compensator | — | 1999-09-07 |
| 5412650 | Method of, and system for, transmitting data over a communications channel | — | 1995-05-02 |
| 4882553 | Microwave balun | Percy W. Hoare, Peter J. Gibson | 1989-11-21 |
| 4568891 | R.F. Oscillator arrangement | — | 1986-02-04 |
| 4354165 | Time-delay-triggered TRAPATT oscillator having delay line with progressively increasing impedance | Barrie H. Newton, Peter L. Booth | 1982-10-12 |
| 4348646 | Time-delay-triggered TRAPATT oscillator with directional filter | Barrie H. Newton, Peter L. Booth | 1982-09-07 |