Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12410544 | Tunnel washing machine | Russell H. Poy | 2025-09-09 |
| 6238516 | System and method for cleaning, processing, and recycling materials | Dana Watson, Russell H. Poy, Daniel Brian Mulligan | 2001-05-29 |
| 5714040 | Method for recovering fiber from printed wastepaper | Russell H. Poy, Daniel Brian Mulligan | 1998-02-03 |