Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5518699 | Method of carrying out chemical reactions in reaction distillation columns | John Kashnitz, Frank Steding, Franz Nierlich, Bernd Nowitzki | 1996-05-21 |
| 5461144 | Process for the preparation of alkyl polyglycosides | John Kahsnitz, Stefan Schmidt | 1995-10-24 |
| 5227480 | Process for the preparation of alkyl glycosides and alkyl oligoglycosides | John Kahsnitz, Stefan Schmidt | 1993-07-13 |
| 5177229 | Process for the preparation of esters | John Kahsnitz, Udo Knippenberg, Michael Zolffel | 1993-01-05 |
| 5091594 | Process for the production of 2,6-di-tert-butylphenol | Friedrich-Wilhelm Kupper, Wolfgang Muller | 1992-02-25 |
| 4581414 | Transparent, impact-resistant molding compositions based on polyvinyl chloride | Bernhard Stutzel, Friedrich-Wilhelm Kupper, Alfred Wieland | 1986-04-08 |