Issued Patents 2018
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D820435 | Headgear | Jerry J. Gong | 2018-06-12 |
| D812737 | Face mask | Jerry J. Gong | 2018-03-13 |
| D811582 | Face mask | Jerry J. Gong | 2018-02-27 |
| D807509 | Replaceable filter element | Jerry J. Gong | 2018-01-09 |