Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5571242 | Engine airflow system and method | — | 1996-11-05 |
| 4741125 | Wick-based liquid delivery system for plants | — | 1988-05-03 |
| 4378555 | Method and apparatus for monitoring unburned particulate accumulation in the exhaust duct of a combustion system | Thomas A. Johnson, Michael J. Thielemans | 1983-03-29 |