Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4303516 | Orbital wastewater treatment system with integral clarification | H. David Stensel, Peter Maier, Mark G. Biesinger, Ronald P. Klepper, John V. Maxham | 1981-12-01 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4303516 | Orbital wastewater treatment system with integral clarification | H. David Stensel, Peter Maier, Mark G. Biesinger, Ronald P. Klepper, John V. Maxham | 1981-12-01 |