Issued Patents All Time
Showing 1–22 of 22 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7761987 | Manufacturing process for cooling channel piston with formable shoulder | — | 2010-07-27 |
| 6345599 | Piston for internal combustion engines | Harald Pfestorf, Werner Landvatter, Emmerich Ottliczky | 2002-02-12 |
| 5778846 | Forged or cast piston head of an oscillating shaft piston | — | 1998-07-14 |
| 5762038 | Arrangement of piston and connecting rod for internal combustion engines | — | 1998-06-09 |
| 5685267 | Spherical joint connecting rod | Paul David Wiczynski, Craig Allen Barnes, Richard Belush, Richard Duane Conrow | 1997-11-11 |
| 5669285 | Spherical joint connecting rod holder rings | Paul David Wiczynski, Richard Duane Conrow | 1997-09-23 |
| 5146883 | Piston and connecting rod assembly | Peter Reipert, Arno Kolb, Tjark Coners, Dean H. Reichenbach | 1992-09-15 |
| 5092289 | Light alloy piston | Gerhard Bloschies | 1992-03-03 |
| 5074264 | Light alloy piston for internal combustion engines | — | 1991-12-24 |
| 5063894 | Pressure-diecast light-alloy piston for internal combustion engines | Wolfgang Henning, Franz Weiss, Karl Golder | 1991-11-12 |
| 4987866 | Light alloy piston for internal combustion engines | Wilfried Weber, Werner Steidle | 1991-01-29 |
| 4880330 | Piston pin | — | 1989-11-14 |
| 4831918 | Light alloy pistons with reinforcing inserts for the piston pin bores | Norman Seitz | 1989-05-23 |
| 4756240 | Piston pin | — | 1988-07-12 |
| 4747340 | Piston for internal combustion engines | Klaus Schellmann, Ulrich Landau | 1988-05-31 |
| 4739738 | Cast components for internal combustion engines with embedded reinforcing layers | Wilfried Sander | 1988-04-26 |
| 4711208 | Piston for internal combustion engines | Wilfried Sander | 1987-12-08 |
| 4709620 | Piston and connecting rod assembly | — | 1987-12-01 |
| 4694813 | Piston for internal combustion engines | — | 1987-09-22 |
| 4658706 | Cast light metal component for internal combustion engines | Wilfried Sander, Dieter Eschenweck | 1987-04-21 |
| 4562327 | Piston and process of providing wear-resisting surfaces in the ring grooves of an aluminum alloy combustion engine piston | — | 1985-12-31 |
| 4495684 | Process of joining a ceramic insert which is adapted to be embedded in a light metal casting for use in internal combustion engines | Wilfried Sander | 1985-01-29 |