Issued Patents 2019
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10443515 | Internal combustion engine featuring partial shutdown and method for operating an internal combustion engine of this kind | Werner Willems, Leonhard Bartsch, Helmut Hans Ruhland | 2019-10-15 |
| 10393042 | Methods and system for partial cylinder deactivation | Juergen Karl Stief, Werner Willems, Claudia Katharina Herudek, Frank Wunderlich, Christian Winge Vigild | 2019-08-27 |
| 10250993 | Miniature speaker | Bo Xiao | 2019-04-02 |