Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4871155 | Material resting surface | Wolfgang Bruder, Manfred Geilhaupt, Gerd Kupper, Siegfried Zabinski | 1989-10-03 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4871155 | Material resting surface | Wolfgang Bruder, Manfred Geilhaupt, Gerd Kupper, Siegfried Zabinski | 1989-10-03 |