Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4355159 | Nickel complex pigments of azines | Abul Iqbal, Paul Lienhard | 1982-10-19 |
| 4318883 | Process for combating micro-organisms, and novel phthalocyanine compounds | Rudolf Polony, Gerhard Reinert, Gerd Holzle, Rodolphe Vonderwahl | 1982-03-09 |