Issued Patents 2025
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12303950 | Devices and techniques relating to landfill gas extraction | Andrew J. Campanella, Melinda Sims, Ian Martin | 2025-05-20 |
| 12282006 | Enhanced reliability and calibration of landfill gas measurement and control devices | Andrew J. Campanella, Ian Martin, Joseph G. Michels, Peter Quigley | 2025-04-22 |