Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5931483 | Bowling caddy | — | 1999-08-03 |
| 4348754 | Digital delay for high quality audio use | John Brennan | 1982-09-07 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5931483 | Bowling caddy | — | 1999-08-03 |
| 4348754 | Digital delay for high quality audio use | John Brennan | 1982-09-07 |