Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6843950 | Device for applying a plastic sheathing to a pipeline at pipe connections | Peter A. Blome | 2005-01-18 |
| 5881946 | Method of manufacturing a hollow spindle | Franz Curten, Dieter Wittenberg, Martin Kiessling | 1999-03-16 |