Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4698618 | Keyboard with arrays of function keys | James G. Liuzzo | 1987-10-06 |
| 4621782 | Arrangement for mounting apparatus | Richard L. Carlson | 1986-11-11 |
| D285305 | Keyboard housing | James G. Liuzzo, Gordon E. Sylvester, Alvin R. Tilley | 1986-08-26 |
| D285076 | Video display terminal housing | Gordon E. Sylvester, Alvin R. Tilley | 1986-08-12 |