Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7272137 | Data stream filtering apparatus and method | Michael Grant, David T. Phillips, Matthew Allen | 2007-09-18 |
| 7218854 | High capacity passive optical network | Michael Grant, Jeffrey G. Farrington, David T. Phillips | 2007-05-15 |
| 7212540 | Time slot scheduling for shared-medium communications networks | Michael Grant | 2007-05-01 |
| 7154879 | Point to multipoint network | Robert Pfeffer, David Mann | 2006-12-26 |
| 7142503 | Communication system architecture and operating methodology providing a virtual neighborhood network | Michael Grant, Igor K Czajkowski | 2006-11-28 |
| 7012922 | Packet communications system and method | Michael Grant | 2006-03-14 |
| 6970461 | Access control enhancements for delivery of video and other services | Michael Grant, Julian Frank Barry Cable, Lou Pino | 2005-11-29 |
| 6925054 | Network path protection | Peter John Atterton | 2005-08-02 |
| 6915079 | Non-return optical star coupler | Michael Grant | 2005-07-05 |
| 6526058 | VODSL service provision | Igor K Czajkowski, Leslie Derek Humphrey, Michael Grant | 2003-02-25 |
| 6522647 | Enhanced VoDSL service provision | Igor K Czajkowski, Leslie Derek Humphrey | 2003-02-18 |
| 6466578 | Scaleable data network router | Roy Harold Mauger, Simon Daniel Brueckheimer | 2002-10-15 |
| 6396853 | Providing data services to telecommunications user terminals | Leslie Derek Humphrey | 2002-05-28 |
| 6262991 | Communication system architecture, infrastructure exchange and method of operation | Peter John Dyke, Andrew Lewis | 2001-07-17 |
| 6175552 | Disaster recovery in a telecommunications network | Mark Parry | 2001-01-16 |
| 6173282 | Electronic sealed envelope | Daniel Vincent McCaughan, Robert John Dean, Yashvant Kanabar | 2001-01-09 |
| 6055512 | Networked personal customized information and facility services | Robert John Dean, Yashvant Kanabar, Daniel Vincent McCaughan | 2000-04-25 |
| 6023762 | Multi-view personalized communications agent | Robert John Dean, Yashvant Kanabar, Daniel Vincent McCaughan | 2000-02-08 |
| 5046807 | Fibre optic transmission system | — | 1991-09-10 |