Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6009911 | Safety hose | Hans-Werner Friederich, Winfried Hellmig, Uwe Maass | 2000-01-04 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6009911 | Safety hose | Hans-Werner Friederich, Winfried Hellmig, Uwe Maass | 2000-01-04 |