Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5684208 | Process for preparing pentenals | Helmut Bahrmann, Peter Lappe, Ernst Wiebus, Bernhard Fell | 1997-11-04 |
| 5472667 | Method and apparatus for recovering a sterilizing gas | Michael Karthaus, Olaf Babel, Klaus Hermanns, Gerhard Kusenberg, Norbert Hagenbruck | 1995-12-05 |
| 5434312 | Process for the hydroformylation of 1,3-butadiene | Bernhard Fell | 1995-07-18 |
| 5283035 | Method for recovering a sterilizing gas | Michael Karthaus, Klaus Hermanns | 1994-02-01 |
| 5224359 | Solvent condenser for an apparatus for recovering solvents | Michael Karthaus, Klaus Hermanns, Gerhard Kusenberg, Norbert Hagenbruck | 1993-07-06 |
| 5214924 | Method and apparatus for recovering solvents | Michael Karthaus, Klaus Hermanns | 1993-06-01 |
| 4228965 | Assembly for winding yarns and the like on a bobbin | Richard C. Heim, Alfred Tschentscher | 1980-10-21 |