Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5468277 | Coal combustion fly ash soil amendment | Paul D. Montain | 1995-11-21 |
| 5454849 | Soil treatment composition | Paul D. Montain | 1995-10-03 |
| 5346527 | Soil treatment | Paul D. Montain | 1994-09-13 |