Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6775546 | Mobile telephone system | — | 2004-08-10 |
| 4806825 | Infra-red phosphors | Colin Catherall | 1989-02-21 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6775546 | Mobile telephone system | — | 2004-08-10 |
| 4806825 | Infra-red phosphors | Colin Catherall | 1989-02-21 |