Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5372747 | Modified block polymers, their preparation and their use | Heinz Uhrig | 1994-12-13 |
| 5352281 | Use of azo pigment preparations for solvent-containing packaging intaglio and flexographic printing inks | Hans Joachim Metz, Ruediger Jung, Rainer Winter | 1994-10-04 |