Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7722440 | Method and device for grinding ceramic spheres | Michael Pötzsch, Walter Karb, Karl Stock, Marco Weber | 2010-05-25 |
| 5104005 | Dual component mechanically operated caulking gun | Franz Schneider | 1992-04-14 |