Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5624099 | Elastic mounting apparatus for mounting a turbocharger housing on an internal combustion engine | Karl-Heinz Spies, Armin Barth, Hans-Gerhard Sander | 1997-04-29 |
| 5540419 | Elastic bearing | Klaus Kurr, Armin Barth, Hans-Gerhard Sander | 1996-07-30 |
| 5501075 | Elastic mounting apparatus for mounting a turbocharger housing on an internal combustion engine | Karl-Heinz Spies, Armin Barth, Hans-Gerhard Sander | 1996-03-26 |
| 5492311 | Active positioning element | Klaus Kurr, Armin Barth | 1996-02-20 |
| 4982937 | Gas-operated spring | Hans-Gerd Eckel | 1991-01-08 |
| 4761020 | Air suspension system | Hans-Gerd Eckel | 1988-08-02 |
| 4732077 | Air spring | — | 1988-03-22 |
| 4678203 | Air spring | Gerhard Rohner, Gerd-Heinz Ticks | 1987-07-07 |
| 4633761 | Air spring | — | 1987-01-06 |