Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8486187 | Multipurpose additive for low VOC solvent based coatings | Lothar Alexander Engelbrecht | 2013-07-16 |
| 7686877 | Pigmented tinting concentrates comprising a diels alder humectant | Lothar Alexander Engelbrecht, Frank Oliver Heinrich Pirrung | 2010-03-30 |