Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6793697 | Coffee-sawdust-based solid fuel composition | Joanne JOHNSON | 2004-09-21 |
| 6113662 | Processed solid burnable fuel composition | — | 2000-09-05 |
| 5910454 | Coffee-based solid fuel composition | — | 1999-06-08 |