Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5328993 | Cationic triazatrimethine dyestuffs | Hauke Furstenwerth, Karl-Heinrich Lange, Alfred Brack | 1994-07-12 |
| 5292881 | New naphthalimides, toners containing these and the use of the new naphthalimides as additives for toners | Horst Berneth, Horst Harnisch, Jurgen-Rolf Hassdenteufel, Matthias Kocher | 1994-03-08 |