Top Inventors at Biochar Now 2020
| Rank | Name | Patents |
|---|---|---|
| 1 | Donald P. Aupperle | 2 |
| 2 | James G. Gaspard, II | 2 |
| 3 | Mikel S. Olander | 2 |
| #4 | William T. Beierwaltes | 2 |
| #5 | Benjamin M. Beierwaltes | 1 |
| #6 | Perry H. Pierce | 1 |
| Rank | Name | Patents |
|---|---|---|
| 1 | Donald P. Aupperle | 2 |
| 2 | James G. Gaspard, II | 2 |
| 3 | Mikel S. Olander | 2 |
| #4 | William T. Beierwaltes | 2 |
| #5 | Benjamin M. Beierwaltes | 1 |
| #6 | Perry H. Pierce | 1 |