Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7585333 | Triazinylaminostilbene disulphonic acid mixtures | Ted Deisenroth, Peter Rohringer | 2009-09-08 |
| 7407519 | Process for improving the sun protection factor of cellulosic fibre material | Georges Metzger | 2008-08-05 |
| 7270771 | Triazinylaminostilbene disulphonic acid mixtures | Georges Metzger, Roland Naef, Peter Rohringer, Rainer Hans Traber | 2007-09-18 |
| 6929667 | Method for the fluorescent whitening of cotton | Dieter Reinehr, Hans Kramer, Georges Metzger, Bernd Wockenfuss | 2005-08-16 |
| 6723846 | Triazinylaminostilbene derivative as fluorescent whitening agents | Georges Metzger, Serge Hauger, Christophe Bulliard, Peter Rohringer, Marc Roger Grienenberger | 2004-04-20 |
| 6482241 | Asymmetric stilbene compounds | Georges Metzger, Dieter Reinehr, Claude Eckhardt | 2002-11-19 |
| 6365737 | Process for the preparation of stilbene compounds | Georges Metzger, Peter Rohringer, Dieter Reinehr, Rene Schlatter | 2002-04-02 |
| 6143889 | Asymmetric stilbene compounds | Georges Metzger, Dieter Reinehr, Claude Eckhardt | 2000-11-07 |
| 6096919 | Process for the preparation of sulphonated distyryl-biphenyl compounds | Dieter Reinehr, Georges Metzger, Denis Planchenault, Eric Signoret | 2000-08-01 |