Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5961673 | Process and apparatus for producing fuel gas | Norbert Topf, Dieter Hahn, Guenter Liebisch | 1999-10-05 |
| 4232903 | Ocean mining system and process | Conrad G. Welling, Gordon H. Davenport, Charles M. Snyder, Milton C. Harrold, Salvatore H. Donze +1 more | 1980-11-11 |