Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4693091 | Condensate disposal system | Ian M. Shapiro | 1987-09-15 |
| D274353 | Heat exchange unit | Walter W. Hoyle, Michael E. Smorol, Rudy E. Haas, Joseph A. Ciarlei | 1984-06-19 |
| 4392525 | Apparatus for securing a wire to a grille | Michael E. Smorol, Curtis L. Tobin | 1983-07-12 |