Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5479775 | Air-compressing fuel-injection internal-combustion engine with an exhaust treatment device for reduction of nitrogen oxides | Michael Kraemer, Friedrich Wirbeleit, Christian Enderle, Walter Friess, Bernd Krutzsch +4 more | 1996-01-02 |
| 4271672 | Internal combustion engine with an exhaust gas turbocharger | Hermann Hiereth | 1981-06-09 |