Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7418798 | Pole holder | — | 2008-09-02 |
| 6547520 | Rotating vane diffuser for a centrifugal compressor | Thomas M. Zinsmeyer, Vishnu M. Sishtla | 2003-04-15 |
| 5618633 | Honeycomb casting | Roger A. Swanson, Terry M. Nelson, Laxmappa Hosamani | 1997-04-08 |
| 5099566 | Method of precompressing a silencer for a centrifugal compressor | — | 1992-03-31 |