Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9216617 | Anti-skid device | Peter Hofmann, Wolfgang Biehler | 2015-12-22 |
| 8303045 | Protective device for tire walls of vehicle tires | Johannes Werner Rieger, Zvonimir Bogdan | 2012-11-06 |
| 7299842 | Link member for tire chains | Zvonimir Bogdan | 2007-11-27 |
| 4889172 | Anti-skid device for vehicle wheels | Peter Zeiser, Helmut Kaiser | 1989-12-26 |
| 4840399 | Anti-skid devices for motor vehicles | Wolfgang Biehler | 1989-06-20 |
| 4751975 | Anti-skid device for motor vehicles | Wolfgang Biehler, Peter Hofmann | 1988-06-21 |
| 4481990 | Device for tire protection and/or skid protection for vehicle tires | Erhard A. Weidler | 1984-11-13 |
| 4416318 | Anti-skid chain and making thereof | Dietmar H. Holzwarth | 1983-11-22 |
| 4390053 | Anti-slip chain for vehicle tires | Dietmar H. Holzwarth | 1983-06-28 |
| 4321955 | Tire protector device | Erhard A. Weidler | 1982-03-30 |
| 4271887 | Tire chain | Dietmar H. Holzwarth | 1981-06-09 |
| 4215733 | Tire protector device | Erhard A. Weidler | 1980-08-05 |