Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6180167 | Method of providing a wear-resistant overlay on a metal sealing gasket | Klaus Schmitt, Markus Heilig, Matthias Heike, Klaus Lonne | 2001-01-30 |
| 4962939 | Cylinder head gasket having overlays in end zones | Klaus Lonne, Karl-Heinz Maus, Franz-Josef Giesen | 1990-10-16 |
| 4781389 | Flat sealing gasket having graphite-filled armor | Horst Beyer, Karl-Heinz Maus, Detlev Lachnit, Klaus Lonne, Hans-Rainer Zerfass | 1988-11-01 |
| 4762330 | Sealing ring | Klaus Lonne, Franz-Josef Giesen, Rudiger Voigt | 1988-08-09 |
| 4659091 | Sealing ring for sealing an articulated connection | Ernst Baasner, Klaus Lonne | 1987-04-21 |
| 4656085 | Impregnated soft, flat gasket and manufacturing method | Heribert Bechen, Franz-Josef Giesen, Klaus Lonne | 1987-04-07 |
| 4635948 | Release coating for gaskets and manufacturing method | Hans-Rainer Zerfass, Franz-Josef Giesen | 1987-01-13 |
| 4600201 | Impregnated flat sealing gasket and method of making the same | Klaus Lonne, Hans-Rainer Zerfass | 1986-07-15 |
| 4554084 | Sealing ring | Klaus Lonne | 1985-11-19 |
| 4448431 | Cylinder head gasket | Martin Morsbach, Dietrich Schulz | 1984-05-15 |
| 4434989 | Sealing gasket | Horst Beyer, Klaus Lonne | 1984-03-06 |