Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10174710 | Method for producing a piston for an internal combustion engine and piston produced by means of said method | Daniel Mock, Mathias Petrowitsch | 2019-01-08 |
| 9322358 | Piston for an internal combustion engine and method for its production | Michael T. Lapp, Rainer Scharp, Michael Ullrich | 2016-04-26 |
| 8813712 | Piston for an internal combustion engine and method for its production | Michael T. Lapp, Rainer Scharp, Michael Ullrich | 2014-08-26 |
| 8161935 | Multi-part piston for an internal combustion engine and method for its production | Frank Schnaiter | 2012-04-24 |
| 7806098 | Cylinder sleeve for an internal combustion engine | Stefan Spangenberg, Georg Schuller | 2010-10-05 |
| 7172011 | Method for the production of a lost-foam casting model for a light metal cylinder liner | Frank Winger | 2007-02-06 |
| 7127813 | Method for the production of pistons having depression edge armoring, for internal combustion engines | Gerhard Bucher | 2006-10-31 |
| 7069881 | Cooled ring carrier for a piston | — | 2006-07-04 |
| 6957489 | Method for producing a light-alloy bearing bush with a rough external surface | Martin Ruhle, Fritz Warth, Frank Winger | 2005-10-25 |
| 6105540 | Cooled ring carrier assembly | Thomas Hackh, Martin Ruhle | 2000-08-22 |
| 5947065 | Piston with cooling channel | Martin Ruhle, Fritz Warth, Heinz Wimmer | 1999-09-07 |