Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5414722 | Selective data synchronizer | — | 1995-05-09 |
| 5388011 | Peak detector with look ahead | — | 1995-02-07 |
| 5384790 | Magnetic recording system with pulse qualification and error correction circuitry | — | 1995-01-24 |
| 4355403 | Teletypewriter line keyer with switching current regulator | John W. Spaniol, Julius A. Barthelme | 1982-10-19 |