Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5679761 | Iminodisuccinate-containing polymers | Lutz Heuer, Winfried Joentgen, Torsten Groth, Hans-Joachim Traenckner, Nikolaus Muller +8 more | 1997-10-21 |
| 5649322 | Process for the preparation of C.sub.1 -C.sub.4 -alkyl nitrites | Heinz Landscheidt, Zoltan Kricsfalussy, Alexander Klausener | 1997-07-15 |
| 5594077 | Process for preparing polymers which contain aspartic acid | Torsten Groth, Winfried Joentgen, Hans-Joachim Traenckner, Dorde Jovcic | 1997-01-14 |