Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4882274 | Method for solubilization of low-rank coal using a cell-free enzymatic system | Dorothy L. Stewart, James Fredrickson, Martin S. Cohen | 1989-11-21 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4882274 | Method for solubilization of low-rank coal using a cell-free enzymatic system | Dorothy L. Stewart, James Fredrickson, Martin S. Cohen | 1989-11-21 |