Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4325268 | Safety steering column assembly for automobiles | Hubertus Benteler, Rainer Hansen, Egon Olszewski | 1982-04-20 |
| 4319471 | Apparatus for producing a corrugated tube | Hubertus Benteler, Rainer Hansen, Egon Olszewski | 1982-03-16 |
| 4267718 | Apparatus for producing a tube with successive corrugations of different radial extensions and spacings | Hubertus Benteler, Egon Olszewski, Rainer Hansen | 1981-05-19 |
| 4237713 | Apparatus for producing a tube with successive corrugations | Hubertus Benteler, Egon Olszewski, Rainer Hansen | 1980-12-09 |