Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7416399 | Handheld extruder welding device | Hans-Peter Arnold | 2008-08-26 |
| 7374067 | Handheld extruder welding device | Hans-Peter Arnold, Adolp Niederberger | 2008-05-20 |
| 7299954 | Handheld extruder welding device | Hans-Peter Arnold | 2007-11-27 |