Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6444807 | Substituted phthalocyanine | Heinz Wolleb, Gerardus De Keyzer, Barbara Wagner | 2002-09-03 |
| 6399768 | Metallocenyl-phthalocyanines | Heinz Wolleb, Beat Schmidhalter, Jean-Luc Budry | 2002-06-04 |