Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D929991 | Headwear | Alexander Aziz Castillo Alvarez, Samuel Stephen Holland | 2021-09-07 |
| 10884499 | Headware for computer control | Alexander Aziz Castillo Alvarez, Charles E. Bain | 2021-01-05 |