Issued Patents All Time
Showing 25 most recent of 36 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11946165 | Method and device for filament spinning with deflection | Stefan Zikeli | 2024-04-02 |
| 11187338 | Method of transporting a viscous fluid through a heat exchanger line | Stefan Zikeli | 2021-11-30 |
| RE48466 | Modular reactor | Stefan Zikeli, Michael Longin, Klaus Weidinger | 2021-03-16 |
| 10913048 | Pressure-regulated multi-reactor system | Stefan Zikeli | 2021-02-09 |
| 10557668 | Pipe system including internal heat exchangers | Stefan Zikeli | 2020-02-11 |
| 10532507 | Method for the purification of a fluid and filtering device | Stefan Zikeli, Michael Longin, Klaus Weidinger | 2020-01-14 |
| 10323191 | Pressure-controlled reactor | Stefan Zikeli | 2019-06-18 |
| 10208402 | Spin bath and method for consolidation of a shaped article | Stefan Zikeli | 2019-02-19 |
| 9803763 | Pipe comprising a pressure relief valve | Stefan Zikeli | 2017-10-31 |
| 9751247 | Extrusion method | Stefan Zikeli | 2017-09-05 |
| 9447522 | Extrusion method | Stefan Zikeli | 2016-09-20 |
| 9101903 | Modular reactor | Stefan Zikeli, Michael Longin, Klaus Weidinger | 2015-08-11 |
| 7614864 | Ergonomic spinning system | Stefan Zikeli | 2009-11-10 |
| 7364681 | Spinning device and method having cooling by blowing | Stefan Zikeli | 2008-04-29 |
| 7303710 | Method and device for extruding a continuous moulded body | Stefan Zikeli | 2007-12-04 |
| 7270779 | Method and device for producing continuous molded bodies | Stefan Zikeli | 2007-09-18 |
| 7204265 | Bursting insert | Stefan Zikeli | 2007-04-17 |
| 7029622 | Method for extruding a continuous molded body | Stefan Zikeli | 2006-04-18 |
| 7025926 | Method for extruding a continuous shaped body | Stefan Zikeli | 2006-04-11 |
| 7004188 | Anti-rupture device | Stefan Zikeli | 2006-02-28 |
| 6997249 | Fluid guidance piece with internal temperature equalization | Stefan Zikeli | 2006-02-14 |
| 6644845 | Buffer store for polymer melts, especially cellulose solutions | Stefan Zikeli, Michael Longin | 2003-11-11 |
| 5988437 | Device for draining or storing viscous materials | Wolfram Kalt, Wilhelm Feilmair, Franz Schwenninger, Michael Longin | 1999-11-23 |
| 5984655 | Spinning process and apparatus | Franz Schwenninger, Wilhelm Feilmair, Christoph Schrempf, Heinrich Firgo, Stefan Zikeli +1 more | 1999-11-16 |
| 5968434 | Process of making cellulose moldings and fibers | Stefan Zikeli, Ernst Rauch, Hermann Koberger, Hartmut Ruf, Raimund Jurkovic +1 more | 1999-10-19 |