Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4398730 | Rotary ring seal with gas-dynamic lubrication for high-speed turbomachines | Wilfried Weidmann, Karl-Ullrich Reisenweber | 1983-08-16 |
| 4214440 | Composite gas turbine engine for V/STOL aircraft | — | 1980-07-29 |