Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9862546 | Chain drive for link chains of mining conveyors or mining extraction machines | Eberhard Braun | 2018-01-09 |
| 7683144 | Process for chain stopping of PVC polymerization | Rudolf Pfaendner, Alex Wegmann, Thomas Wannemacher | 2010-03-23 |
| 6844405 | (CO)polymerization of vinyl chloride in the presence of a stable nitroxyl radical | Rudolf Pfaendner, Thomas Wannemacher | 2005-01-18 |
| 6465702 | Process for recycling of thermoset materials | Wolfgang von Gentzkow, Arnd-Peter Rudolf | 2002-10-15 |
| 5011972 | Bisesters of unsaturated carboxylic acids, their production and their use in curable mixtures | Helmut-Martin Meier, Harald Pielartzik, Leo Morbitzer, Hanns P. Muller | 1991-04-30 |
| 4347234 | Medicinally useful, shaped mass of collagen resorbable in the body | Helmut Wahlig, Elvira Dingeldain | 1982-08-31 |
| 4291013 | Medicinally useful, shaped mass of collagen resorbable in the body | Helmut Wahlig, Elvira Dingeldein | 1981-09-22 |
| 4229556 | Reactive oligomers as curing agent for unsaturated polyester | Klaus Titzschkau | 1980-10-21 |