Issued Patents All Time
Showing 1–24 of 24 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7630362 | STM switching arrangement | Mark T. Jeffrey, Richard John Proctor | 2009-12-08 |
| 7545797 | Partially interconnected topological network | Bruce Jensen, Peter Bladon, Geoffrey Chopping | 2009-06-09 |
| 7483372 | Communication network | Richard John Proctor, Geoffrey Chopping, Henry Anthony Branfield, David I. Scott | 2009-01-27 |
| 7388863 | Port label switching | Geoffrey Chopping | 2008-06-17 |
| 6097736 | Telecommunications network | Richard John Proctor, Michael Denis Batts | 2000-08-01 |
| 5793509 | Telecommunications network | Richard John Proctor | 1998-08-11 |
| 5703879 | ATM switching arrangement | Richard John Proctor, Mark T. Jeffrey | 1997-12-30 |
| 5610928 | Data verification method | James K. Saunders | 1997-03-11 |
| 5579311 | Telecommunications switching | Geoffrey Chopping, Paul Smith | 1996-11-26 |
| 5544168 | ATM switching arrangement | Mark T. Jeffrey, Richard John Proctor | 1996-08-06 |
| 5459724 | ATM switching arrangement | Mark T. Jeffrey, Richard John Proctor | 1995-10-17 |
| 5303232 | High performance asynchronous transfer mode switch | Richard John Proctor, Mark T. Jeffrey, Alexander S. Philip | 1994-04-12 |
| 5271004 | Asynchronous transfer mode switching arrangement providing broadcast transmission | Richard John Proctor | 1993-12-14 |
| 5123021 | Message routing check system | Richard John Proctor, Geoffrey Chopping | 1992-06-16 |
| 5109378 | Asynchronous time division switch with increased traffic handling capability | Richard John Proctor, Alexander S. Philip | 1992-04-28 |
| 5042038 | Data path checking system | Richard John Proctor | 1991-08-20 |
| 4912700 | Telecommunications digital switch | Geoffrey Chopping | 1990-03-27 |
| 4905223 | Wideband/multislot switching arrangement | Richard John Proctor | 1990-02-27 |
| 4648090 | Arrangement for controlling switched speech or data communication in a communications exchange | Alexander S. Philip | 1987-03-03 |
| 4587649 | Method of growth of a digital switchblock | — | 1986-05-06 |
| 4535442 | Digital switching network for telecommunications exchange | John W. Ansell, Alexander S. Philip | 1985-08-13 |
| 4530089 | Telecommunications digital switchblock utilizing control switch state maps | John W. Ansell, Alexander S. Philip | 1985-07-16 |
| 4425640 | Telecommunications switching network using digital switching modules | Alexander S. Philip | 1984-01-10 |
| 4425641 | Time division multiplex telecommunication digital switching modules | Joseph A. French, Alexander S. Philip | 1984-01-10 |