Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6389735 | Method and apparatus for modifying the behavior of aquatic species with electrical fields | — | 2002-05-21 |
| 5883858 | Method and apparatus for influencing behavior of aquatic animals by broadcasting predefined signals under water | — | 1999-03-16 |
| D333591 | Mug | Raymond J. Gradecki, Gerald R. Sorensen | 1993-03-02 |
| 5177891 | Game fish attracting device | — | 1993-01-12 |