Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12143476 | Method of data transfer, a method of controlling use of data and cryptographic device | Ian Bygrave, Alec Edgington, Richard Kettlewell, David O'DOHERTY, Neil Walker | 2024-11-12 |
| 11849029 | Method of data transfer, a method of controlling use of data and cryptographic device | Ian Bygrave, Alec Edgington, Richard Kettlewell, David O'DOHERTY, Neil Walker | 2023-12-19 |
| 11101983 | Method of data transfer, a method of controlling use of data and a cryptographic device | Ian Bygrave, Alec Edgington, Richard Kettlewell, David O'DOHERTY, Neil Walker | 2021-08-24 |
| 10547598 | Abstracted cryptographic material management across multiple service providers | Solomon Cates, Richard Kettlewell | 2020-01-28 |
| 6643253 | Method and apparatus for providing virtual facility communication service | — | 2003-11-04 |
| 4802199 | Method and apparatus for providing virtual facility communication service | Michael D. Lange, Carl Willems | 1989-01-31 |
| 4510351 | ACD Management information system | Peter E. Costello, Lawrence D. Fossett, Michael S. Lane, Terrence Thomas Quin | 1985-04-09 |
| 4451705 | Call completion circuit and method | Edmund T. Burke, Patrick Gorman, James A. Henderson | 1984-05-29 |
| 4449017 | ACD Combined handset and headset arrangement | Edmund T. Burke, Joseph F. Catalano, James A. Henderson | 1984-05-15 |
| 4291200 | Voice and data switching arrangement | — | 1981-09-22 |
| 4279032 | Channel bank loop-around test arrangement and method | — | 1981-07-14 |