Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7987575 | Method and devices for applying films to interior wall sections of vehicle bodywork | Ernst Hotz | 2011-08-02 |
| 7344653 | Method for producing and magnetising a bitumen film containing magnetic powder | Christoph Freist, Gerd Mannebach, Ernst Hotz, Joachim Oster | 2008-03-18 |
| 6152259 | Sound deadening laminate | Christoph Freist | 2000-11-28 |
| 4208264 | Sensor for determination of the polarization potential and/or the interference of metal structures buried in an electrolyte in a current field | Josef Mrazek | 1980-06-17 |
| 4184938 | Apparatus for reducing electrolytic interference with metal structures | — | 1980-01-22 |