Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12269916 | Production of PU foams | Isabelle Denise Wessely, Annegret Terheiden, Rüdiger Landers, Roland Hubel, Wilfried Knott +1 more | 2025-04-08 |
| 11905376 | SiOC-bonded, linear polydimethylsiloxane-polyoxyalkylene block copolymers | Wilfried Knott, Horst Dudzik | 2024-02-20 |
| 11859053 | SiOC-bonded, linear polydimethylsiloxane-polyoxyalkylene block copolymers | Wilfried Knott, Horst Dudzik | 2024-01-02 |
| 11472822 | Process for purifying acetoxysiloxanes | Wilfried Knott, Horst Dudzik, Frauke Henning, Jan Caßens | 2022-10-18 |
| 11279804 | SiOC-based polyethersiloxanes | Wilfried Knott, Horst Dudzik, Philippe Favresse, Michael Fiedel, André Brötzmann +3 more | 2022-03-22 |
| 10954344 | SiOC-bonded, linear polydimethylsiloxane-polyoxyalkylene block copolymers | Wilfried Knott, Horst Dudzik | 2021-03-23 |
| 10526454 | Process for preparing SiC-bonded polyethersiloxanes | Wilfried Knott | 2020-01-07 |
| 10519280 | Process for preparing SiC-Bonded polyethersiloxanes | Wilfried Knott | 2019-12-31 |
| 7825205 | Process for the preparation of SiOC-linked, linear polydimethylsiloxane-polyoxyalkylene block copolymers and their use | Wilfried Knott, Juergen Droese, Klaus Dieter Klein, Rüdiger Landers | 2010-11-02 |
| 7825209 | Process for the preparation of SiOC-linked, linear polydimethylsiloxane-polyoxyalkylene block copolymers and their use | Wilfried Knott, Klaus-Dieter Klein, Rüdiger Landers | 2010-11-02 |
| 7754778 | Linear polydimethylsiloxane-polyoxyalkylene block copolymers linked via Si-C groups and via carboxylic ester groups, a process for preparing them and their use | Wilfried Knott, Oliver Thum, Klaus-Dieter Klein, Claudia Hierath | 2010-07-13 |
| 7645848 | Process for preparation of SiOC-linked, linear polydimethylsiloxane-polyoxyalkylene block copolymers | Wilfried Knott, Ruediger Landers | 2010-01-12 |
| 6942716 | Production of metal forms | Wilfried Knott, Andreas Weier | 2005-09-13 |
| 6521771 | Use of zinc treated with metal hydride in organometallic synthesis | Georg Frommeyer, Wilfried Knott, Andreas Weier, Jurij Weiss | 2003-02-18 |
| 6307082 | Synergistic catalyst system and process for carrying out hydrosilylation reactions | Klaus-Dieter Klein, Wilfried Knott | 2001-10-23 |
| 6291622 | Process and apparatus for continuous hydrosilylation | Jurgen Drose, Hubertus Geisler, Wolfgang Hiersche, Klaus-Dieter Klein, Wilfried Knott +1 more | 2001-09-18 |
| 5951739 | Process for preparing x-ray amorphous and nanocrystalline metal powders | Astrid Klapdor, Wilfried Knott | 1999-09-14 |
| 5670129 | Method for synthesizing aluminum hydride | Astrid Klapdor, Wilfried Knott | 1997-09-23 |