Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6182461 | Photocatalytic oxidation enhanced evaporator coil surface for fly-by control | Timothy J. Roberts, Christian C. Herbeck | 2001-02-06 |
| 5038750 | Air heating apparatus | Chester D. Ripka | 1991-08-13 |