Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8287777 | Method of protecting organic material from light | Isabel Annelies Marika Hirschmuller | 2012-10-16 |
| 7476713 | Polyolefin articles | David Hild, Philipp Walter | 2009-01-13 |
| 6881773 | Weatherability of flame retardant polyolefin | Jurgen Link | 2005-04-19 |
| 6521681 | Phenol-free stabilization of polyolefin fibres | Jean-Roch Pauquet, Christoph Krohnke | 2003-02-18 |
| 6359148 | 3-arylbenzofuranones as stabilizers | Peter Nesvadba, Samuel Evans, Christoph Krohnke | 2002-03-19 |
| 6346630 | 3-Arylbenzofuranones as stabilizers | Peter Nesvadba, Samuel Evans, Christoph Krohnke | 2002-02-12 |
| 5856550 | Enhancement of the storage stability of organic phosphites and phosphonites | Helmut Linhart, Udo Quotschalla, Jean-Roch Pauquet, Ronald Salathe | 1999-01-05 |
| 5773631 | 3-arylbenzofuranones as stabilizers | Peter Nesvadba, Samuel Evans, Christoph Krohnke | 1998-06-30 |
| 5516920 | 3-arylbenzofuranones | Peter Nesvadba, Samuel Evans, Christoph Krohnke | 1996-05-14 |