Issued Patents All Time
Showing 51–55 of 55 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D960458 | Cover for face mask | — | 2022-08-09 |
| D938004 | Air filter frame set | — | 2021-12-07 |
| 11000611 | Ozone disinfection device, ozone disinfection system, and ozone disinfection method | — | 2021-05-11 |
| 11000612 | Ozone disinfection device for actively removing ozone, ozone disinfection system, and ozone disinfection method | — | 2021-05-11 |
| D879946 | Mask liner | — | 2020-03-31 |