Issued Patents All Time
Showing 26–39 of 39 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6718652 | Rotary particle-drying drum | Andreas Klug | 2004-04-13 |
| 6316396 | Amphiphilic compounds with at least two hydrophilic and at least two hydrophobic groups based on di-, oligo- or polyolethers | Klaus Kwetkat | 2001-11-13 |
| 6119363 | Rotary drum for drying pourable goods | Karl-Friedrich Bahner, Dagmar Bautzmann | 2000-09-19 |
| 5977404 | Amphiphilic compounds with at least two hydrophilic and at least two hydrophobic groups based on di-, oligo- and polyol ethers | Klaus Kwetkat | 1999-11-02 |
| 5387658 | Crosslinked castor oil derivatives | Klaus Jenni | 1995-02-07 |
| 5284982 | Method for the cyclooligomerization of 3-hydroxy-1 alkynes | Friedrich-Wilhelm Kupper, Heinz-Werner Voges | 1994-02-08 |
| 5153354 | Cyclohexane derivatives containing carboxyl groups | Thomas Keil | 1992-10-06 |
| 5016346 | Apparatus for applying a bung seal to an electrical lead | Michael Gerst, Lothar Bauer | 1991-05-21 |
| 4965557 | Interactive control of entertainment electronics apparatus | Charles Schepers | 1990-10-23 |
| 4878655 | Furnace charging throat construction | Bernhard Henneken, Bruno Kammerling, Eckhard-K. Scholz, Hans W. Krause | 1989-11-07 |
| 4756601 | Three-dimensional image-viewing apparatus | — | 1988-07-12 |
| 4645314 | Reflector telescope with upright image | — | 1987-02-24 |
| 4621259 | Consumer electronics equipment combination consisting of a television receiver and of a video recording and/or reproducing apparatus | Charles Schepers | 1986-11-04 |
| 4606053 | Bi-phase decoder | — | 1986-08-12 |