Issued Patents 2019
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10385273 | Biochar kiln | Perry H. Pierce, William T. Beierwaltes, James G. Gaspard, II | 2019-08-20 |
| 10385274 | Portable biochar kiln | Perry H. Pierce, William T. Beierwaltes, James G. Gaspard, II | 2019-08-20 |
| 10370593 | Controlled kiln and manufacturing system for biochar production | Donald P. Aupperle, Benjamin M. Beierwaltes, William T. Beierwaltes, James G. Gaspard, II | 2019-08-06 |
| 10323845 | Airflow control and heat recovery in a managed kiln | Donald P. Aupperle, Benjamin M. Beierwaltes, William T. Beierwaltes, James G. Gaspard, II | 2019-06-18 |
| 10253979 | Flow regulation for a biochar kiln | Donald P. Aupperle, Benjamin M. Beierwaltes, William T. Beierwaltes, James G. Gaspard, II | 2019-04-09 |