Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7300964 | Carbon black | Werner Niedermeier, Joachim Fröhlich, Klaus Bergemann, Bernd Knackfuss, Thomas Lüthge | 2007-11-27 |
| 6660075 | Carbon black | Klaus Bergemann, Thomas Lüthge, Karl Vogel | 2003-12-09 |
| 4886627 | Conductive structures in polymers | Harald Gruber, Andreas Richter, Hans-Klaus Roth, Heinz Friedrich, Siegfried Maras | 1989-12-12 |