Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4696599 | Secure landfill and method of operating a landfill for hazardous waste | Stephen S. Odojewski, John I. Rolfe | 1987-09-29 |
| 4624604 | Groundwater protection system | Louis Wagner, Harold F. Flannery | 1986-11-25 |
| 4543013 | Groundwater protection system | Louis Wagner, Harold F. Flannery | 1985-09-24 |
| 4430021 | Secure chemical waste landfill | Louis Wagner, Harold F. Flannery | 1984-02-07 |