Issued Patents 2004
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6835329 | Heteroaryl substituted hydroxyphenyltriazine uv-absorbers | Dieter Reinehr, Rudolf Zink | 2004-12-28 |
| 6783698 | Mixtures of fluorescent whitening agents | Dieter Reinehr, Hans Kramer, Werner Schreiber | 2004-08-31 |
| 6730655 | Biphenyl diquaternary ammonium compounds | Dieter Reinehr, Dietmar Ochs, Fernand Hoffstetter | 2004-05-04 |
| 6719922 | Mixtures of fluorescent whitening agents | Dieter Reinehr, Hans Kramer, Werner Schreiber | 2004-04-13 |