Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4426665 | Automatic track following feature for helical video recorder | Robert S. Bradford, Bennett G. Dy | 1984-01-17 |
| 4337492 | Head positioning transducer for helical scan video reproducer | Fredrick J. Hodge, Thomas J. Worden | 1982-06-29 |
| 4254500 | Single track digital recorder and circuit for use therein having error correction | — | 1981-03-03 |