Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9446344 | Pressure swing adsorption method | Achim Koch, Michael Zavrel, Ulrich Kettling | 2016-09-20 |
| 9193847 | Polymer compositions with improved barrier properties against the permeation of oxygen | Csaba Kenyō, Karoly Renner, Bela Pukanszky | 2015-11-24 |
| 7332535 | Stabilizer mixtures for the protection of polymer substrates | Joseph R. Webster, Ernst Gronmaier, Lajos Avar | 2008-02-19 |
| 7105590 | Phenolfree stabilization of polyolefins | Peter Staniek | 2006-09-12 |
| 7083743 | Mixture of phosphanes and chromane derivatives | Peter Staniek | 2006-08-01 |
| 7081213 | Stabilizer mixtures for the protection of polymer substrates | Joseph R. Webster, Ernst Gronmaier, Lajos Avar | 2006-07-25 |
| 6995200 | Color improving stabilizing compositions comprising leucine | — | 2006-02-07 |
| 6787591 | Synergistic stabilizer compositions for themoplastic polymers in prolonged contact with water | Harald Koch, Alexander Lichtblau, Matthias Zäh | 2004-09-07 |
| 6762225 | Light stabilizer composition | Jan Malik | 2004-07-13 |
| 6646035 | Synergistic combinations of phenolic antioxidants | Harald Koch, Alexander Lichtblau, Matthias Zäh | 2003-11-11 |
| 6521681 | Phenol-free stabilization of polyolefin fibres | Jurg Zingg, Jean-Roch Pauquet | 2003-02-18 |
| 6359148 | 3-arylbenzofuranones as stabilizers | Peter Nesvadba, Samuel Evans, Jurg Zingg | 2002-03-19 |
| 6346630 | 3-Arylbenzofuranones as stabilizers | Peter Nesvadba, Samuel Evans, Jurg Zingg | 2002-02-12 |
| 5883165 | Stabilizer combination for the rotomolding process | Urs Stadler | 1999-03-16 |
| 5773631 | 3-arylbenzofuranones as stabilizers | Peter Nesvadba, Samuel Evans, Jurg Zingg | 1998-06-30 |
| 5559273 | Aqueous textile auxiliary compositions | Christian Guth, Albert Stehlin | 1996-09-24 |
| 5516920 | 3-arylbenzofuranones | Peter Nesvadba, Samuel Evans, Jurg Zingg | 1996-05-14 |