Issued Patents All Time
Showing 26–27 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9980912 | Biochars for use with animals | Ranko Panayotov Bontchev, Han Suk Kim, Gregory Dean Butler, Brian Buege, Juliette MacKay | 2018-05-29 |
| 9809502 | Enhanced Biochar | Ranko Panayatov Bontchev, Han Suk Kim, Richard W. Wilson, Cameron Cheyne, Leo E. Manzer +3 more | 2017-11-07 |