Issued Patents 2011
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8061472 | Non-roll foam eartip | — | 2011-11-22 |
| 7985468 | Foam ear plug or earpiece utilizing recycled pulverized polyurethane foam | Stephen D. Gilder, Larry Sanders | 2011-07-26 |
| D636484 | Earplug | — | 2011-04-19 |