Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4659306 | Method of and system for determining the ratio between the oxygen-carrying gas content and the fuel content of a mixture | Detlef Altemark, Manfred Weid | 1987-04-21 |
| 4448081 | Method and device for the dynamic and density-independent determination of mass flow | Jorg Kolitsch, Norbert Sparwell | 1984-05-15 |