Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4611616 | Axially semisymmetrical supersonic air intake for reaction engines, particularly solid fuel ram jet rocket engines | Ernst-Otto Krohn | 1986-09-16 |
| 4417441 | Ram jet engine | Brunhart Crispin, Nobert Voss, Dieter Thomaier | 1983-11-29 |