Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7924690 | Process for intentional deterioration of the contents of an optical recording medium | Bernard Andre, Pierre Desre, Ludovic Poupinet, Patrick Chaton | 2011-04-12 |
| 7903536 | Irreversible optical recording medium by formation of bubbles having a height limited by the gas source generating them | Ludovic Poupinet, Jerome Hazart, Marc Plissonnier | 2011-03-08 |