Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4829128 | Low molecular weight copolymers and covulcanizates produced therefrom | Hartmuth Buding, Zsolt Szentivanyi | 1989-05-09 |
| 4826721 | Laminated materials of pretreated fibre material and vulcanization products of hydrogenated nitrile rubber | Werner Obrecht, John Goossens, Jean Mirza, Jurgen Pabst, Zsolt Szentivanyi | 1989-05-02 |