Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9459022 | Multi-component system for treating enclosed environments | Kevin D. Krupp | 2016-10-04 |
| 7360534 | Heated replacement air system for commercial applications | — | 2008-04-22 |
| D362898 | Fish hook extractor | — | 1995-10-03 |
| 5161573 | Pressure equalizing damper | — | 1992-11-10 |