Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4850745 | Bioremediation system | Charles D. Goldsmith | 1989-07-25 |
| 4810385 | Device for seeding bacterial cultures to systems to assist in biodegrading waste | Mark Krupka, Lois T. Davis | 1989-03-07 |