Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12135242 | Thermal quality mappings | Iain Barclay, Richard Philip Sewell, Kevin Alan Vernon | 2024-11-05 |
| 6119000 | Method and apparatus for tracking identity-code changes in a communications system | David Stephenson, David Bonner, Jan Schiefer | 2000-09-12 |
| 5884175 | Handover following in a mobile radio system | Jan Schiefer, David Stephenson, David Bonner | 1999-03-16 |
| 5612949 | Method and apparatus for determining network delays | — | 1997-03-18 |
| 5550914 | Communications signalling network apparatus | David Clarke | 1996-08-27 |