Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12403719 | Efficient ink erasure system | Nikolaos CHRYSANTHAKOPOULOS | 2025-09-02 |
| 12297362 | Non newtonian ballpoint pen ink comprising cellulose nanofibers | Wing Yam LIU | 2025-05-13 |
| 12139626 | Irreversibly erasable ink composition having a discoloration agent | Aurore SAUVAGE | 2024-11-12 |
| 12116493 | Ink eradicating fluid and kit containing it | Karine Mougin, Feriel Ghellal, Arnaud Spangenberg, Quentin Bauerlin | 2024-10-15 |
| 11891530 | Writing gel ink | Anne-Lise Damiano, Christelle Debrauwer, Claire Evrard, Wing Yam LIU | 2024-02-06 |
| 11787226 | Eraser tool containing polyetheramine | Aurore SAUVAGE | 2023-10-17 |
| 10899165 | Device that produces color on demand | Etienne Roudaut, Loic Folgoas | 2021-01-26 |