Issued Patents 2017
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D798434 | Earplug | Jeffrey L. Hamer, Kenneth F. Teeters | 2017-09-26 |
| D798435 | Earplug | Jeffrey L. Hamer, Kenneth F. Teeters | 2017-09-26 |
| 9549855 | Earplug with tip cavity and methods of manufacturing the same | Jeffrey L. Hamer, Kenneth F. Teeters | 2017-01-24 |