Issued Patents 2020
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10751885 | Gripper assembly for portable biochar kiln | Perry H. Pierce, William T. Beierwaltes, James G. Gaspard, II, Donald P. Aupperle | 2020-08-25 |
| 10527282 | Managed biochar kiln | Donald P. Aupperle, Benjamin M. Beierwaltes, William T. Beierwaltes, James G. Gaspard, II | 2020-01-07 |