Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4739680 | Apparatus for securing screw bolts against rotation | Karl-Heinz Ecker | 1988-04-26 |
| 4655362 | Manipulator for cover closure members | Karl-Heinz Ecker | 1987-04-07 |
| 4516477 | Closure for openings in pumps | Edwin C. Lewis, II, Karl-Heinz Ecker, Hartmut Giernalczyk, Siegfried Rutte | 1985-05-14 |