Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5700619 | Acetal polymers and use thereof in photosensitive compositions and lithographic printing plates | Harald Baumann, Udo Dwars, Hans-Joachim Timpe | 1997-12-23 |
| 5698360 | Sulfonamido substituted acetal polymers and use thereof in photo-sensitive compositions and lithographic printing plates | Hans-Joachim Timpe, Udo Dwars, Harald Baumann | 1997-12-16 |
| 5695905 | Photosensitive compositions and lithographic printing plates utilizing oxazoline modified acid polymers | Harald Baumann, Hans-Joachim Timpe, Udo Dwars | 1997-12-09 |