Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D1025497 | Wrestling headgear with attachable hook | — | 2024-04-30 |
| D937495 | Wrestling ear guard with detachable mouth guard | — | 2021-11-30 |
| 9574668 | Adjustable valve sleeve | Roger D. Richardson | 2017-02-21 |
| 9411168 | Optical module and optically functional film applied for optical device | — | 2016-08-09 |