Issued Patents All Time
Showing 1–20 of 20 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12233369 | Air filter element having a circumferentially protruding clean air seal, filter housing and air filter | Pascal Neef, Philipp Hettkamp, Arthur Sudermann, Friedrich Kupfer, Mario Rieger | 2025-02-25 |
| 12011685 | Filter element, filter system comprising a filter element, and method | Pascal Neef, Philipp Hettkamp | 2024-06-18 |
| 11959443 | Filter element and filter system having a filter element | Pascal Neef, Philipp Hettkamp, Arthur Sudermann, Friedrich Kupfer, Mario Rieger | 2024-04-16 |
| 11857903 | Cover for a filter system, seal for a cover, and filter system comprising a cover | Pascal Neef, Philipp Hettkamp, Mario Rieger | 2024-01-02 |
| 11633686 | Round filter element, in particular for gas filtration | Pascal Neef, Nadine Donauer, Philipp Hettkamp, Pedro Miguel Pereira Madeira | 2023-04-25 |
| 11338237 | Hollow filter element, in particular for gas filtration | Christoph Wittmers, Nadine Donauer, Andreas Franz, Marcel Holzwarth, Pedro Miguel Pereira Madeira +3 more | 2022-05-24 |
| 11247159 | Round filter element, in particular for gas filtration | Pascal Neef, Nadine Donauer, Philipp Hettkamp, Arthur Sudermann, Mario Rieger +1 more | 2022-02-15 |
| 11192057 | Secondary element for a filter system and filter system with a secondary element | Pascal Neef, Joachim Schuldt, Prabhu Kumaresan, Mridul Sharma | 2021-12-07 |
| 11117082 | Filter device and round filter element, in particular for gas filtration | Pascal Neef, Nadine Donauer, Fabian Wagner | 2021-09-14 |
| 10960735 | Cabin air filter and filter assembly | Markus Nefzer, Mario Rieger, Dominik Haider, Stephan Kessler | 2021-03-30 |
| 10946323 | Round filter element, in particular for gas filtration | Pascal Neef, Nadine Donauer, Philipp Hettkamp, Pedro Miguel Pereira Madeira | 2021-03-16 |
| 10946324 | Round filter element, in particular for gas filtration | Pascal Neef, Robert Hasenfratz, Christoph Wittmers | 2021-03-16 |
| 10898842 | Filter element, in particular for gas filtration | Pedro Miguel Pereira Madeira, Andreas Franz, Nadine Donauer, Martin Gruber, Joachim-Paul Krieger +2 more | 2021-01-26 |
| 10773201 | Annular filter element, in particular for gas filtration | Andreas Franz, Nadine Donauer, Marcel Holzwarth, Pedro Miguel Pereira Madeira, Christoph Wittmers +3 more | 2020-09-15 |
| 10744444 | Filter Element, in Particular for Gas Filtration, and filter device | Pedro Miguel Pereira Madeira, Nadine Donauer, Andreas Franz, Marcel Holzwarth, Manfred Winter +2 more | 2020-08-18 |
| 10391841 | Cabin air filter and filter assembly | Markus Nefzer, Mario Rieger, Dominik Haider, Stephan Kessler | 2019-08-27 |
| 9132371 | Filter element for an air inlet system | Michael Heim, Pascal Neef, Arthur Sudermann, Werner Blossey | 2015-09-15 |
| 8001945 | Resonator for an intake system of a motor vehicle | Gerhard Mayer | 2011-08-23 |
| 7938872 | Device for separating particles from a gas stream | Werner Blossey, Mario Rieger, Bernhard Klotz | 2011-05-10 |
| 5611606 | Vehicle brake-pressure control device | Joachim Nell, Werner Kruse | 1997-03-18 |