Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6052986 | Method and device for burning fuel with air | Stefan Hoffmann, Peter Berenbrink | 2000-04-25 |
| 4506860 | Flow control valve, especially for use in controlling the operation of steam turbines | Otto Von Schwerdtner | 1985-03-26 |