Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12247131 | Process of preparation of an aqueous gel ink with fixed color comprising silver nanoparticles | Romain Metillon, Karine Mougin, Feriel Ghellal, Arnaud Spangenberg | 2025-03-11 |
| 12240984 | Process for preparing an aqueous gel ink with fixed color comprising silver or gold nanoparticles | Romain Metillon, Karine Mougin, Feriel Ghellal, Arnaud Spangenberg | 2025-03-04 |
| 12202988 | Process for preparing aqueous gel inks with fixed color, and aqueous gel inks thereof | Karine Mougin, Feriel Ghellal, Arnaud Spangenberg, Romain Metillon | 2025-01-21 |
| 12202989 | Process of preparation of an aqueous gel ink with variable color comprising silver nanoparticles | Romain Metillon, Karine Mougin, Feriel Ghellal, Arnaud Spangenberg | 2025-01-21 |
| 11820905 | Process of preparation of an aqueous gel ink with fixed color comprising gold nanoparticles | Romain Metillon, Karine Mougin, Feriel Ghellal, Arnaud Spangenberg | 2023-11-21 |
| 11807762 | Process for preparing aqueous gel inks with variable color, and aqueous gel inks thereof | Karine Mougin, Feriel Ghellal, Arnaud Spangenberg, Romain Metillon | 2023-11-07 |
| 11802214 | Process of preparation of an aqueous gel ink with variable color comprising silver nanoparticles | Romain Metillon, Karine Mougin, Feriel Ghellal, Arnaud Spangenberg | 2023-10-31 |
| 11117415 | Free ink writing instrument with microfluidic valve | Laudine Buge, Christelle Debrauwer, Anne-Lise Damiano, Claire Evrard | 2021-09-14 |
| 10994568 | Pressure difference compensation membrane | Anne-Lise Damiano, Christelle Debrauwer | 2021-05-04 |
| 10589561 | Writing instrument having a multi-use tip | Arnaud Bez | 2020-03-17 |
| 10518572 | Pressure difference compensation membrane | Anne-Lise Damiano, Christelle Debrauwer | 2019-12-31 |
| 9802439 | Fluid application device and uses thereof | Anne-Lise Damiano | 2017-10-31 |