Issued Patents 1994
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5290891 | Process for the preparation of polyindoles, electroconductive compositions and devices containing them and applications of the polyindoles | Denis Billaud, Etienne Hannecart | 1994-03-01 |
| 5286413 | Mixtures of polar polymers and dedoped conductive polymers, processes for obtaining these mixtures and use of these mixtures to produce electronic, optoelectrical, electrical and electromechanical devices | Etienne Hannecart | 1994-02-15 |
| 5279768 | Process for the preparation of electrically conductive polymers derived from 3-alkylthiophenes | Elise Destryker, Etienne Hannecart | 1994-01-18 |