Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7066191 | Installation for making available highly pure fine chemicals | Todd L. Graves, Martin Vondran | 2006-06-27 |
| 6530497 | Transport drum for liquids | Joachim Horn, Thomas Schwortschik | 2003-03-11 |
| 6270055 | Hydraulic shut-off valve | Andreas Szeteli, Werner Buttner | 2001-08-07 |
| 5692631 | Container for transporting, storing and dispensing chemical products | Marie-Anne Tillard, Christian Colin, Werner Buttner, Winfried Trinkaus | 1997-12-02 |
| 4602541 | Punch press with means for rotating the workpiece and method of using same and tooling therefor | Erich Brekle | 1986-07-29 |