Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8162322 | Hydrodynamic seal with circumferentially varying lift force | — | 2012-04-24 |
| 7540501 | Segmented shaft seal | — | 2009-06-02 |
| 6257589 | Aerospace housing and shaft assembly | Rainer F. Engelmann | 2001-07-10 |
| 5941532 | Aerospace housing and shaft assembly with noncontacting seal | Rainer F. Engelmann | 1999-08-24 |