Issued Patents 2025
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12332464 | Optical device with at least one infrared reflective material | Johannes P. Seydel, John Edward Book, Kangning Liang, Jaroslaw Zieba | 2025-06-17 |
| 12298470 | Thin film interference pigments with a coating of nanoparticles | John Edward Book, Jaroslaw Zieba | 2025-05-13 |
| 12285779 | Multilayer articles containing organic layers | Kangning Liang, Johannes P. Seydel | 2025-04-29 |
| 12271011 | Diffractive pigment including an embossed layer | Kangning Liang, Johannes P. Seydel, Jaroslaw Zieba | 2025-04-08 |