Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9951891 | Making pipe for liquid conveyance | Stephan Müller | 2018-04-24 |
| 8650737 | Making an elongated product | Jyri Jarvenkyla, Franz-Josef Riesselmann, Reinhold Freermann, Lars Hoving | 2014-02-18 |
| 8491744 | Method for the production of a cylindrical, strand-shaped part | Reinhold Freermann, Franz-Josef Riesselmann | 2013-07-23 |
| 8453310 | Making an elongated product | Jyri Jarvenkyla, Franz-Josef Riesselmann, Reinhold Freermann, Lars Hoving | 2013-06-04 |
| 7849600 | Method of producing a valve arrangement for an expansion valve | Uta Andra, Siegfried Roth, Albrecht Waldenburg, Jean-Jacques Robin, Klaus Kummerow | 2010-12-14 |
| 7487647 | Expansion valve and method for controlling it | Jean-Jacques Robin, Klaus Kummerow | 2009-02-10 |
| 7328592 | Circuit for the generation of cold or heat | Jean-Jacques Robin, Hans-Gunter Kostler | 2008-02-12 |