Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8650737 | Making an elongated product | Jyri Jarvenkyla, Ralf Winterstein, Reinhold Freermann, Lars Hoving | 2014-02-18 |
| 8491744 | Method for the production of a cylindrical, strand-shaped part | Reinhold Freermann, Ralf Winterstein | 2013-07-23 |
| 8453310 | Making an elongated product | Jyri Jarvenkyla, Ralf Winterstein, Reinhold Freermann, Lars Hoving | 2013-06-04 |
| 7004203 | Insulated heating and/or sanitation pipe | Joerg Claussen, Hans-Joachim Dusoer, Joerg Hansen, Jyri Jaervenkyla | 2006-02-28 |
| 6604552 | Metal-plastic multilayer pipe having form stability for plumbing and hydronic heating | Jorg Hansen, Reinhold Freermann, Alfred Feldkamp | 2003-08-12 |
| 6361083 | Screw joint for pipes | Peter Braegelmann | 2002-03-26 |
| 6322108 | Pipe fitting | Peter Braegelmann | 2001-11-27 |
| 6279614 | Multi-layer plastic tube | Harald Eichner, Josef Bruenen, Paul Wolters, Nils Wehmeier | 2001-08-28 |
| 6253794 | Conduit in particular for sanitary and heating installation purposes | Bernhard Dankbar, Joerg Claussen | 2001-07-03 |
| 6255623 | Surface heating system formed by a fluid-conducting inner pipe surrounded by a heat-destructible sheathing tube structure | Bernhard Dankbar | 2001-07-03 |
| 6116572 | Valve | Josef Schlattmann, Joerg Claussen, Christian Steffen Terhaar | 2000-09-12 |
| 5829795 | Press-fitting device for connection of a tube | — | 1998-11-03 |