Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8476391 | Anionic water-in-water polymer dispersion, method for the production thereof and its use | Susanne Bellmann, Norbert Steiner, Michael Busch, Dev Steuck, Wolfgang Woebel | 2013-07-02 |
| 5954921 | Paper-sizing agents containing aqueous, solvent-free dispersions of cationic polymers and method of preparing sized paper by using these agents | Kurt Dahmen, Richard Mertens, Thomas Muller | 1999-09-21 |
| 5311613 | Attenuator for integration into optical transmission systems and methods for fabrication and use thereof | Werner Stieb | 1994-05-10 |