Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7534739 | Platinum-free chelate-catalyst material for the selective reduction of oxygen and method for production thereof | Marcus Hilgendorff, Iris Dorbandt, Hendrik Schulenburg, Michael Bron, Sebastian Fiechter +1 more | 2009-05-19 |
| 6767522 | Method for leaching sulfide-containing materials with microorganisms and use of sulphur-containing amino acids in leaching with microorganisms | José Rojas-Chapana | 2004-07-27 |
| 4704576 | Microwave measuring and apparatus for contactless non-destructive testing of photosensitive materials | Gerhard Beck, Marinus Kunst | 1987-11-03 |
| 4700311 | System for optimizing process parameters in photoactive semiconductor manufacturing in-situ | Gerhard Beck, Marinus Kunst, Udo Kuppers, Hans-Joachim Lewerenz, Jochen Lilie +1 more | 1987-10-13 |
| 4649227 | Photoactive pyrite layer and process for making and using same | Ahmed Ennaoui, Wolfram Jaegermann, Sebastian Fiechter | 1987-03-10 |