Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10085919 | Bottle feeding device | Charles Renz, Michael Jackson, Steve Casteel | 2018-10-02 |
| 7756285 | Hearing aid with tuned microphone cavity | Walter P. Sjursen, Michael DeSalvo | 2010-07-13 |