Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4334718 | Coupling bearing for rotors above critical speed | Richard Steigenberger, Peter Meinke | 1982-06-15 |
| 4324440 | Containing bearing for supercritical rotors | Richard Steigenberger | 1982-04-13 |