Issued Patents 1989
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4873455 | Programmable ferroelectric polymer neural network | Emmanuel De Chambost, Francois Vallet, Jean-Michel Vignolle | 1989-10-10 |
| 4856042 | Diaphragm for electromagnet radiation beam and its use in a collimation device for this beam | Alain Staron, Christian Claudepierre, Edmond Chambron | 1989-08-08 |
| 4818857 | Electrostatic image sensor having an electret which polarizes a photoconductive layer | Dominique Broussoux | 1989-04-04 |
| 4818877 | Memory display system | Jean-Luc Ayrai, Christian Maillot | 1989-04-04 |
| 4812647 | Optical addressing device and its use in electro-optical imaging devices | Dominique Broussoux, Alain Staron, Jacques Trotel | 1989-03-14 |