Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7926555 | Series-parallel condensing system | Frank David Sanderlin | 2011-04-19 |
| 6715740 | Fill packs for use in heat and mass transfer devices | Ann L. Engh | 2004-04-06 |
| 6517058 | Fill packs for use in heat and mass transfer devices | Ann L. Engh | 2003-02-11 |
| 5950717 | Air-cooled surface condenser | — | 1999-09-14 |
| 5632329 | Air cooled condenser | — | 1997-05-27 |