Issued Patents 2019
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10465067 | Manufacturing process and composition for foamed PVC-P rock shields | Frank Hoefflin, Andreas Brunner | 2019-11-05 |
| 10344157 | Manufacturing process and composition for foamed PVC-P rock shields | Frank Hoefflin, Andreas Brunner | 2019-07-09 |