Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9216617 | Anti-skid device | Hansjorg Rieger, Peter Hofmann | 2015-12-22 |
| 4840399 | Anti-skid devices for motor vehicles | Hansjorg Rieger | 1989-06-20 |
| 4751975 | Anti-skid device for motor vehicles | Hansjorg Rieger, Peter Hofmann | 1988-06-21 |