Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6512131 | Process for carrying out multi-phase reactions according to the counter current principle of a liquid and gaseous phase and apparatus for carrying out the process | Karlheinz Brunner, Rainer Frische, Dirk Kilian, Joachim Seemann | 2003-01-28 |
| 6265593 | Process for solvent extraction of hydrophobic compounds | Katja Hegwein, Rainer Frische, Barbara Olbrich-Deussner, Joachim Seemann | 2001-07-24 |
| 5928696 | Process for extracting native products which are not water-soluble from native substance mixtures by centrifugal force | Karlheinz Brunner, Katja Hegwein, Rainer Ricker, Rainer Frische | 1999-07-27 |
| 5514790 | Starch intermediate product, a process for producing a starch intermediate product, and a process for further processing of a starch intermediate product | Rainer Frische, Hermann Schomann, Heinz Hoff | 1996-05-07 |
| 5498706 | Water-resistant starch materials for the production of cast sheets and thermoplastic materials | Rainer Frische, Renate Gross-Lannert, Klaus Wollmann, Eduard Schmid, Fritz Buehler | 1996-03-12 |
| 5430140 | Starch intermediate product, a process for producing a starch intermediate product, and a process for further processing of a starch intermediate product | Rainer Frische, Hermann Schomann, Heinz G. Roff | 1995-07-04 |
| 5376708 | Biodegradable plastic materials, method of producing them, and their use | Klaus Wollmann, Alexander Ach | 1994-12-27 |
| 5374304 | Special amyloses and their use for producing biodegradable plastics | Rainer Frische, Klaus Wollmann, Renate Gross-Lannert, Judith Schneider | 1994-12-20 |
| 5367067 | Water-resistant starch materials for the production of cast sheets and thermoplastic materials | Rainer Frische, Renate Gross-Lannert, Klaus Wollmann, Eduard Schmid, Fritz Buehler | 1994-11-22 |
| 5312933 | Method of producing symmetrical difatty acid diamides | Rainer Frische, Jurgen Volkheimer, Klaus Wollmann, Herrmann Schomann, Judith Schneider +2 more | 1994-05-17 |
| 5302670 | Plastics on fatty acid basis | Rainer Frische, Jurgen Volkheimer, Klaus Wollmann, Herrmann Schomann, Judith Schneider +2 more | 1994-04-12 |
| 5128461 | Molding compound based on starch ether for shaping biodegradable molded parts | Rainer Frische, Renate Gross-Lannert, Klaus Wollmann | 1992-07-07 |
| 5019199 | Method of joining wood material to plastic material | Klaus Menke, Peter Wiesert, Klaus Wollmann | 1991-05-28 |