Issued Patents All Time
Showing 1–21 of 21 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12174080 | Angular position sensor for determining an angular position and/or a torque | Holger Oberste-Freilinghaus, Martin Pankoke, Eckart Wirries | 2024-12-24 |
| 11408508 | Piston ring | Walter Stumpf, Ralf Lammers, Rudolf Linde | 2022-08-09 |
| 11060609 | Method for producing a piston ring | Peter Esser, Klaus Meyer | 2021-07-13 |
| 10920827 | Bearing shell and device for molding a bearing shell | — | 2021-02-16 |
| 10834827 | System for potting components using a cap | Robert B. Campbell | 2020-11-10 |
| 10000840 | Piston ring for internal combustion engines | Manfred Fischer, Ralf Lammers, Christiane Bauer | 2018-06-19 |
| 9845887 | Slide ring seal | Andreas Dengler | 2017-12-19 |
| 9809885 | Method for coating a sliding element and sliding element, in particular a piston ring or cylinder liner of an internal combustion engine | Manfred Fischer, Marcus Kennedy | 2017-11-07 |
| 9598763 | Piston ring for internal combustion engines | Manfred Fischer, Ralf Lammers, Christiane Bauer | 2017-03-21 |
| 9447490 | Piston ring | Manfred Fischer, Christiane Bauer, Ralf Lammers | 2016-09-20 |
| 9316497 | Level sensor | Manfred Bartscht, Thomas Elpermann, Eckart Wirries | 2016-04-19 |
| 9169547 | Gliding element | Manfred Fischer, Marcus Kennedy | 2015-10-27 |
| 8986821 | Gliding element | Manfred Fischer, Marcus Kennedy | 2015-03-24 |
| 8973262 | Method for producing a piston ring | Johannes Esser, Hans-Gerd Kroeschel | 2015-03-10 |
| 8652620 | Sliding element in an internal combustion engine, in particular a piston ring | Manfred Fischer | 2014-02-18 |
| 8641046 | Piston ring | Manfred Fischer | 2014-02-04 |
| 8273469 | Piston ring | Manfred Fischer, Christiane Bauer, Ralf Lammers | 2012-09-25 |
| 8201831 | Sliding element, in particular piston ring, method for manufacturing a sliding element, sliding system and coating for a sliding element | Manfred Fischer, Ralf Lammers, Manfred Muller, Christiane Bauer, Reiner Waller +1 more | 2012-06-19 |
| 7249418 | Wheel position sensor | Manfred Bartscht, Dirk Hobein, Steven Lietaert | 2007-07-31 |
| 6726216 | Piston ring with oxide-nitride composite layer | Ehrenfried Horn, Rudolf Widmann | 2004-04-27 |
| 5679411 | Method for producing a corrosion and wear resistant coating on iron materials | — | 1997-10-21 |