Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4905313 | Gas/liquid contact apparatus | — | 1990-02-27 |
| 4705653 | Splash bar for cooling tower fill assembly | Stephen C. Heidl | 1987-11-10 |
| 4670197 | Gas/liquid contact apparatus | — | 1987-06-02 |
| 4460521 | Crossflow cooling tower fill section | — | 1984-07-17 |