Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9476217 | Mine emergency refuge systems | Taber MacCallum, Barry Wynns Finger, David S. Zuniga, Brian Richardson, Stephanie Sharo Chiesi +1 more | 2016-10-25 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9476217 | Mine emergency refuge systems | Taber MacCallum, Barry Wynns Finger, David S. Zuniga, Brian Richardson, Stephanie Sharo Chiesi +1 more | 2016-10-25 |