Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4652430 | Apparatus for multi-stage refining of organic bulk materials | Wolfgang Michel, Heinz Paul, Dieter Kostler, Frank Wilhelm, Andreas Rummel +4 more | 1987-03-24 |
| 4605487 | Use of methane, methane and hydrogen, or natural gas for pyrolysis gas | Wolfgang Michel, Heinz Paul, Andreas Rummel, Gero Seher, Irmtrud Heberlein +2 more | 1986-08-12 |
| 4533438 | Method of pyrolyzing brown coal | Wolfgang Michel, Heinz Paul, Andreas Rummel, Gero Seher, Irmtrud Heberlein | 1985-08-06 |