Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4963705 | Treadle assembly | John F. Broderick, Peter M. Jones | 1990-10-16 |
| 4869954 | Thermally conductive materials | — | 1989-09-26 |
| 4497533 | Shielded cable system and method | Anthony T. Genova, William G. Lionetta | 1985-02-05 |
| 4331948 | High powered over-voltage protection | Paul J. Malinaric | 1982-05-25 |
| 4264477 | Keyboard | Richard E. Seeger | 1981-04-28 |