Issued Patents All Time
Showing 26–50 of 67 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8973484 | Piston with cooling gallery | — | 2015-03-10 |
| 8943687 | Method for the production of a piston for an internal combustion engine | Gerhard Berr, Sascha-Oliver Boczek, Reiner Mueller | 2015-02-03 |
| 8813712 | Piston for an internal combustion engine and method for its production | Karlheinz Bing, Michael T. Lapp, Michael Ullrich | 2014-08-26 |
| 8689743 | Piston for an internal combustion engine | — | 2014-04-08 |
| 8671905 | Piston for an internal combustion engine and method for its production | Peter Kemnitz, Michael Ullrich | 2014-03-18 |
| 8661965 | Piston for an internal combustion engine | Michael Ullrich | 2014-03-04 |
| 8635982 | Piston for an internal combustion engine and method for its production | Klaus Keller | 2014-01-28 |
| 8631781 | Piston for an internal combustion engine | Sascha-Oliver Boczek | 2014-01-21 |
| 8631573 | Piston for an internal combustion engine and method for its production | Matthias Seifried | 2014-01-21 |
| 8616161 | Piston for an internal combustion engine and method for its production | Klaus Keller | 2013-12-31 |
| 8550052 | Piston for an internal combustion engine | Klaus Keller, Michael Ullrich | 2013-10-08 |
| 8544442 | Multi-part piston for an internal combustion engine and method for its production | Klaus Keller, Volker Weisse | 2013-10-01 |
| 8528206 | Method for the production of a piston for an internal combustion engine | Gerhard Berr, Sascha-Oliver Boczek, Reiner Mueller | 2013-09-10 |
| 8453618 | Multi-part piston for an internal combustion engine | — | 2013-06-04 |
| 8434400 | Piston for an internal combustion engine | Peter Kemnitz, Carmen Klusch | 2013-05-07 |
| 8371261 | Multi-part piston for an internal combustion engine and method for its production | Klaus Keller, Volker Weisse | 2013-02-12 |
| 8201537 | Multi-part cooled piston for an internal combustion engine | — | 2012-06-19 |
| 8161934 | Multi-part piston for an internal combustion engine and method for its production | Klaus Keller, Volker Weisse | 2012-04-24 |
| 8146560 | Multi-part piston for an internal combustion engine and method for its production | Klaus Keller, Volker Weisse | 2012-04-03 |
| 8127738 | Multi-part piston for an internal combustion engine | — | 2012-03-06 |
| 8087395 | Multi-part piston for an internal combustion engine | Reiner Mueller, Helmut Edel, Bernd Graf, Stefan Kohnle, Dieter Held +1 more | 2012-01-03 |
| 8042512 | Piston for an internal combustion engine and method for its production | — | 2011-10-25 |
| 7971355 | Method for attaching a ring element to a piston for an internal combustion engine | — | 2011-07-05 |
| 7946216 | Two-part piston for an internal combustion engine | Bernd Mahr | 2011-05-24 |
| 7762178 | Two-part piston for an internal combustion engine | — | 2010-07-27 |