Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5173020 | Collector silencer for a centrifugal compressor | Charles E. Ebbing, Thomas M. Zinsmeyer | 1992-12-22 |
| 4570455 | Condenser purge probe | Edward A. Huenniger | 1986-02-18 |
| 4416583 | Centrifugal vapor compressor | — | 1983-11-22 |