Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8291892 | Heat exchanger with cast housing and method of making the same | Hervé Palanchon, Bruno Chapoutol | 2012-10-23 |
| 6315303 | Metallic flat seal | Wilfred Erb, Ralf Göttel, Franz Hieble, Kurt Hohe, Alexander Kögel +9 more | 2001-11-13 |
| 5669615 | Metal gasket with beaded cover plates and sandwich sheet having nonparalleled approaching edge | Kurt Hohe, Josef Ludwig | 1997-09-23 |
| 5522604 | Metallic flat gasket | Alfred Weiss, Franz Hieble, Gunter Unseld | 1996-06-04 |