Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11199157 | Efficient heat recovery engine | — | 2021-12-14 |
| 4921610 | Cleaning of hollow fibre filters | Douglas L. Ford | 1990-05-01 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11199157 | Efficient heat recovery engine | — | 2021-12-14 |
| 4921610 | Cleaning of hollow fibre filters | Douglas L. Ford | 1990-05-01 |