Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7032957 | Payload container for a work machine | Christopher Scott Laban, Christopher C. Cusack, Daniel Jennings | 2006-04-25 |
| 7027608 | Behind the ear hearing aid system | Robert J. Fretz, David Barnard | 2006-04-11 |
| D431294 | Hearing aid tip | David Barnard | 2000-09-26 |
| D416090 | Behind the ear hearing aid device | Les Iburg | 1999-11-02 |