Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6706930 | Process for the preparation of halogenated hydroxydiphenyl compounds | Werner Hölzl, Dieter Reinehr, Rudolf Zink | 2004-03-16 |
| 6596907 | Process for the preparation of 4,4′-dihalogen-o-hydroxydiphenyl compounds | Werner Hölzl, Dieter Reinehr, Rudolf Zink | 2003-07-22 |
| 6215029 | Process for the preparation of halogenated hydroxydiphenyl compounds | Urs Burckhardt, Werner Hölzl, Dieter Reinehr, Rudolf Zink, Hanspeter Sauter +1 more | 2001-04-10 |