Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11852411 | Mobile kiln system | Matthew J. Chase, John Clay | 2023-12-26 |
| 11135728 | Lid assembly for portable biochar kiln | Mikel S. Olander, Perry H. Pierce, William T. Beierwaltes | 2021-10-05 |
| 10883052 | Biochar kiln | Mikel S. Olander, Perry H. Pierce, William T. Beierwaltes | 2021-01-05 |
| 10751885 | Gripper assembly for portable biochar kiln | Mikel S. Olander, Perry H. Pierce, William T. Beierwaltes, Donald P. Aupperle | 2020-08-25 |
| 10527282 | Managed biochar kiln | Donald P. Aupperle, Mikel S. Olander, Benjamin M. Beierwaltes, William T. Beierwaltes | 2020-01-07 |
| 10385274 | Portable biochar kiln | Mikel S. Olander, Perry H. Pierce, William T. Beierwaltes | 2019-08-20 |
| 10385273 | Biochar kiln | Mikel S. Olander, Perry H. Pierce, William T. Beierwaltes | 2019-08-20 |
| 10370593 | Controlled kiln and manufacturing system for biochar production | Donald P. Aupperle, Mikel S. Olander, Benjamin M. Beierwaltes, William T. Beierwaltes | 2019-08-06 |
| 10323845 | Airflow control and heat recovery in a managed kiln | Donald P. Aupperle, Mikel S. Olander, Benjamin M. Beierwaltes, William T. Beierwaltes | 2019-06-18 |
| 10253979 | Flow regulation for a biochar kiln | Donald P. Aupperle, Mikel S. Olander, Benjamin M. Beierwaltes, William T. Beierwaltes | 2019-04-09 |
| 10160911 | Exhaust system for a biochar kiln | Donald P. Aupperle, Mikel S. Olander, Benjamin M. Beierwaltes, William T. Beierwaltes | 2018-12-25 |
| 9878924 | Contaminant removal from water bodies with biochar | William T. Beierwaltes | 2018-01-30 |
| 9752078 | Airflow control and heat recovery in a managed kiln | Donald P. Aupperle, Mikel S. Olander, Benjamin M. Beierwaltes, William T. Beierwaltes | 2017-09-05 |
| 6411897 | Method to schedule a vehicle in real-time to transport freight and passengers | — | 2002-06-25 |
| 6385537 | Method to schedule in real-time the transportation of freight and passengers | — | 2002-05-07 |
| 6336676 | Passenger and freight carrying vehicle | Harvey F. Dick | 2002-01-08 |
| 6241308 | Passenger and freight carrying vehicle | Harvey F. Dick | 2001-06-05 |
| 6240362 | Method to schedule a vehicle in real-time to transport freight and passengers | — | 2001-05-29 |