Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7178534 | High pressure tube cleaning apparatus | Daniel T. Garman, Peter Coldagelli, Kevin Celley | 2007-02-20 |
| D290067 | Handle for power operated painting system | Robert D. Lerum, Jerome A. Grunstad | 1987-06-02 |
| 4540301 | Apparatus for applying liquid coatings | Robert D. Lerum | 1985-09-10 |