Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11002494 | Heat exchanger | Jens Ruckwied, Eberhard Pantow, Volker Kurz, Jochen Haeussermann, Harald Bronner | 2021-05-11 |
| 8590607 | Heat exchanger for a motor vehicle | Martin Kotsch, Michael Kranich, Hans-Joachim Krauss, Hagen Mittelstrass, Karl-Heinz Staffa +1 more | 2013-11-26 |
| 7650935 | Heat exchanger, particularly for a motor vehicle | Martin Kotsch, Michael Kranich, Hans-Joachim Krauss, Hagen Mittelstrass, Karl-Heinz Staffa +1 more | 2010-01-26 |
| 7650934 | Heat exchanger | Martin Kotsch, Karl-Heinz Staffa, Christoph Walter | 2010-01-26 |
| 7481266 | Heat exchanger for a motor vehicle | Martin Kotsch, Michael Kranich, Hans-Joachim Krauss, Hagen Mittelstrass, Karl-Heinz Staffa +1 more | 2009-01-27 |
| 7347063 | Device for heat exchange | Martin Kotsch, Karl-Heinz Staffa, Christoph Walter | 2008-03-25 |
| 7318470 | Device for exchanging heat | Martin Kotsch, Michael Kranich, Christoph Walter, Karl-Heinz Staffa | 2008-01-15 |
| 7146819 | Method of monitoring refrigerant level | Rainer Heilig, Volker Kirschner, Martin Kotsch, Hans-Joachim Krauss, Hagen Mittelstrass +4 more | 2006-12-12 |
| 6772518 | Method of forming flat-tube insertion slots in a header tube | Wolfgang Geiger, Martin Kotsch, Hans-Joachim Krauss, Hagen Mittelstrass, Harald Raiser +3 more | 2004-08-10 |
| 6708508 | Method of monitoring refrigerant level | Rainer Heilig, Volker Kirschner, Martin Kotsch, Hans-Joachim Krauss, Hagen Mittelstrass +4 more | 2004-03-23 |
| 6705386 | Serpentine heat exchanger | Martin Kotsch, Hans-Joachim Krauss, Hagan Mittelstrass, Harald Raiser, Michael Sickelmann +2 more | 2004-03-16 |
| 6484796 | Heat-exchanger tube block with a plurality of slotted header tubes | Martin Kotsch, Hans-Joachim Krauss, Hagen Mittelstrass, Harald Raiser, Jochen Schumm +3 more | 2002-11-26 |
| 6202741 | Heat transfer device for a motor vehicle and method of making same | Peter Hafenbrak, Michael Kohl, Kurt Molt | 2001-03-20 |
| 4244668 | Apparatus for forming internal teeth at large workpieces at a gear shaper | — | 1981-01-13 |
| 4205834 | Device for facilitating the alignment of heavy workpieces at a machine table or the like | Erhard Ruesch | 1980-06-03 |