Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6220601 | Mechanical face seal device | Thomas Keller, Wolfgang Ries, Reinhard Svejkovsky, Robert Woppowa, Dieter Ziegenbein | 2001-04-24 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6220601 | Mechanical face seal device | Thomas Keller, Wolfgang Ries, Reinhard Svejkovsky, Robert Woppowa, Dieter Ziegenbein | 2001-04-24 |