Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11884611 | Reactor for carrying out a gas-liquid two-phase high-pressure reaction with a foaming medium | Oliver Bey, Peter Zehner, Rocco Paciello, Mathias Schelwies, Martin Haubner +4 more | 2024-01-30 |
| 11529607 | Reactor for carrying out a reaction between two non-miscible fluids of different densities | Oliver Bey, Peter Zehner, Mathias Schelwies, Rocco Paciello, Martin Haubner +4 more | 2022-12-20 |
| 11091424 | Preparation of acetate compounds via a ketene compound | Volker Hickmann, Sumana Roy, Dominik Herbrecht, Wolfgang Krause, Ralf Boehling +3 more | 2021-08-17 |
| 6084099 | Preparation of N,N'-dialkylperylene-3,4,9,10-tetracarboxylic acid diimides | Claus Hackmann, Georg Henning, Siegfried Mensch | 2000-07-04 |
| 5338848 | Indolizinetrimethine dyes | Bernhard Albert, Michael Schmitt | 1994-08-16 |
| 5245058 | Preparation of 1-nitroanthraquinone-2-carboxylic acids | Helmut Hagen, Jacques Dupuis, Udo Bergmann | 1993-09-14 |
| 5235573 | Repositioning laser beams in information storage media | Klaus D. Schomann, Peter Hammerschmitt, Sibylle Brosius, Kal-Heinz Feuerherd, Bernhard Albert +1 more | 1993-08-10 |
| 5221751 | Heterocyclic polymethine dyes with carbamate or amide groups | Bernhard Albert, Sibylle Brosius, Klaus D. Schomann, Harald Kuppelmaier | 1993-06-22 |
| 5166359 | Azulenemethine dyes and an optical recording medium containing the novel dyes | Peter Neumann, Wolfgang Schrott, Matthias Dust | 1992-11-24 |
| 5093492 | Methine dyes and optical recording medium containing same | Mathias Dust, Peter Neumann, Sibylle Brosius, Klaus D. Schomann, Harald Kuppelmaier | 1992-03-03 |
| 5064702 | Quinoxalinepentamethine dyes and optical recording medium containing same | Peter Neumann, Bernhard Albert, Sibylle Brosius, Klaus D. Schomann, Harald Kuppelmaier | 1991-11-12 |
| 5002863 | Naphtholactamtrimethine dyes and optical recording medium containing same | Matthias Dust, Peter Neumann, Heidi Benthack-Thoms, Klaus D. Schomann, Harald Kuppelmaier | 1991-03-26 |
| 4966798 | Optical recording medium | Sibylle Brosius, Helmut Barzynski, Karl-Heinz Feuerherd, Wolfgang Schrott, Bernhard Albert +3 more | 1990-10-30 |
| 4917989 | Optical recording medium which has a reflector layer containing a silicon-phthalocyanine derivative | Bernhard Albert, Peter Hauser, Wolfgang Schrott, Gerhard Wagenblast | 1990-04-17 |