Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6210584 | Method for treating an aqueous solution containing ionic species to be extracted selectively | Didier J. Martin, Christian Guizard, Helene C. Lecacheux | 2001-04-03 |
| 4668307 | Bath and process for the chemical conversion of metal substrates with zinc | Joseph Schapira, Victor Ken, Christian Hoessler, Louis Cot, Patrice Pelletier | 1987-05-26 |
| 4320178 | Structure of the insulator--semiconductor type | Daniel S. Chemla, Louis Cot, Jean Jerphagnon | 1982-03-16 |