Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6845985 | Rotating mechanical seal | — | 2005-01-25 |
| 5984312 | Sealing device | Armin Hintenlang, Klaus Schafer, Kurt Ewald, Andreas Jaekel, Rolf Weis +2 more | 1999-11-16 |
| 5984313 | Sliding ring seal | — | 1999-11-16 |
| 5964466 | Sealing device | Armin Hintenlang, Klaus Schafer, Kurt Ewald, Andreas Jaekel, Rolf Weis +2 more | 1999-10-12 |
| 4900557 | Pellet formulation | Hans-Dieter Dell, Detlef Schierstedt | 1990-02-13 |
| 4871767 | Medicament preparations | Bernhard Beckermann, Hans-Dieter Dell, Harald Horstmann | 1989-10-03 |
| 4731384 | Etofenamate formulation | Hans-Dieter Dell, Detlef Schierstedt | 1988-03-15 |
| 4614741 | Depot antiinflammatory agents | Hans-Dieter Dell, Bernhard Pelster, Detlef Schierstedt | 1986-09-30 |
| 4594357 | Depot antiinflammatory agents | Hans-Dieter Dell, Bernhard Pelster, Detlef Schierstedt | 1986-06-10 |