Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8341963 | Valve control unit for ramjet propulsion system as well as guided missile having such a valve control unit | Walter Hetzer, Fridbert Kilger | 2013-01-01 |
| 6398156 | Mounting for attaching a rudder to a missile | Walter Hetzer | 2002-06-04 |