Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10849384 | Facemask and helmet with facemask | Mark F. Horstemeyer, Souma Chowdhury, Yuxiong Mao | 2020-12-01 |
| D831895 | Facemask | Mark F. Horstemeyer, Souma Chowdhury, Yuxiong Mao | 2018-10-23 |