Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5116146 | Cage for a large roller bearing | — | 1992-05-26 |
| 4443045 | Stabilized bearing for bogies | Walter Ketschker, Reinhard Marquart | 1984-04-17 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5116146 | Cage for a large roller bearing | — | 1992-05-26 |
| 4443045 | Stabilized bearing for bogies | Walter Ketschker, Reinhard Marquart | 1984-04-17 |