Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4727478 | Computer apparatus and remote keyboards therefor | Christopher J. Rainey, John P. Southgate | 1988-02-23 |
| 4443789 | Keyboard | Christopher J. Rainey | 1984-04-17 |
| 4442506 | Portable word-processor | — | 1984-04-10 |
| 4360892 | Portable word-processor | — | 1982-11-23 |