Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5029746 | Ultrasonic welding device | Arno Altpeter | 1991-07-09 |
| 5019740 | Collector segment | Arno Altpeter | 1991-05-28 |
| 4943687 | Current collecting unit | Franz O. Armbruster, Friedhelm Meyer | 1990-07-24 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5029746 | Ultrasonic welding device | Arno Altpeter | 1991-07-09 |
| 5019740 | Collector segment | Arno Altpeter | 1991-05-28 |
| 4943687 | Current collecting unit | Franz O. Armbruster, Friedhelm Meyer | 1990-07-24 |