Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5114790 | Keyboard with conductive resilient pad | — | 1992-05-19 |
| 4971862 | Resilient pad for keyboards | James Walder | 1990-11-20 |
| 4737412 | Resilient pad for keyboards | James Walder | 1988-04-12 |