Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5574614 | Protection plug | Ralf-Dieter Busse, Johann Oltmanns, Gerd Richter | 1996-11-12 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5574614 | Protection plug | Ralf-Dieter Busse, Johann Oltmanns, Gerd Richter | 1996-11-12 |