Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10562817 | Gypsum fiber board and method for producing gypsum fiber boards | Lothar Scheller, Jurgen Burczeck, Vladimir Tsvetanov, Vanya Ivanova-Tsaneva | 2020-02-18 |
| 10320187 | Apparatus to provide reverse polarity protection | Karl-Heinz Parras | 2019-06-11 |
| 9079822 | Process for the preparation of nitrated aromatics and mixtures thereof | Wolfgang Mackenroth, Johannes Buettner, Eckhard Stroefer, Frank Bok | 2015-07-14 |
| 7056967 | Stabilized medium and high voltage cable insulation composition | John Kenny | 2006-06-06 |
| 6528556 | Process for the biocidal finishing of plastic materials | Heinz Herbst, Nadi Ergenc | 2003-03-04 |
| 5736636 | Probe for radiologically determining the density of rock in a drilled well | Alexander Alexeevich Mozelev, Vladimir Ivanovich Kravtsov, Michael Maurer, Jaanus Krabi, Andreas Schaale | 1998-04-07 |
| 4265157 | Synthetic production of sounds | Jobst Fricke, Jürgen Schmitz | 1981-05-05 |