Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4564368 | Method and apparatus for use in drying biomass particles | Willard C. Sawyer, Edith M. Sawyer, John W. Sawyer | 1986-01-14 |
| 4530700 | Method and apparatus for use in preparing biomass particles for fuel and for use as chemical feed stock | Willard C. Sawyer, Edith M. Sawyer, John W. Sawyer | 1985-07-23 |