Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8357824 | Process for preparing neopentyl glycol by cracking high boilers occurring in the production process | Rolf Peter Schulz, Thomas Hupperich, Peter Heymanns, Tonia Weber, Alexander Kaufmann +2 more | 2013-01-22 |
| 8173847 | Method for the production of aldehydes | Andreas Fischbach, Klaus Schmid, Christoph Balzarek, Wolfgang Dukat, Sandra Fürmeier +2 more | 2012-05-08 |
| 7074304 | Process for purifying alicyclic alcohols | Wolfgang Dukat, Peter Lappe, Klaus Schmid, Edgar Storm | 2006-07-11 |
| 5738127 | Process for removing contaminating coatings from metal surfaces | Peter Heymanns, Waldemar Kascha, Ernst Prott | 1998-04-14 |
| 5168837 | Motor-driven work apparatus | — | 1992-12-08 |
| 4865743 | Method for production of solution-diffusion membranes and their application for pervaporation | Guido Ellinghorst, Bernd Goetz, Axel Niemoeller, Hartmut E. A. Brueschke, Guenter F. Tusel | 1989-09-12 |
| 4819779 | Centrifugal clutch | Hans Nickel, Michael Wissmann | 1989-04-11 |
| 4410998 | Current supply device for electrically heating a molten medium | Fritz Germann, deceased, Eduard Kuntz, Reinhold Müller | 1983-10-18 |