Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9546322 | Closed coke slurry system and method for gaining sellable petroleum coke pieces out of solidified petroleum coke in a coke drum unit | — | 2017-01-17 |
| 5313060 | Multi-sensor doubled row direction sensitive counting and switching device | Andreas Thun, Andre Haufe, Andreas Wermke | 1994-05-17 |