Issued Patents All Time
Showing 1–25 of 31 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12405506 | Article including light valves | Kangning Liang, Johannes P. Seydel | 2025-09-02 |
| 12345901 | Diffusive optical device | Kangning Liang, Tasso Sales | 2025-07-01 |
| 12332464 | Optical device with at least one infrared reflective material | Johannes P. Seydel, John Edward Book, Alberto Argoitia, Kangning Liang | 2025-06-17 |
| 12298470 | Thin film interference pigments with a coating of nanoparticles | Alberto Argoitia, John Edward Book | 2025-05-13 |
| 12275852 | High chroma flakes | Johannes P. Seydel, Mark Tevis, Kangning Liang, Jeffrey James Kuna, Paul T. Kohlmann | 2025-04-15 |
| 12271011 | Diffractive pigment including an embossed layer | Alberto Argoitia, Kangning Liang, Johannes P. Seydel | 2025-04-08 |
| 12174342 | Optical device having optical and mechanical properties | Markus Bilger | 2024-12-24 |
| 12164128 | Thin film interference pigments with a coating of nanoparticles | Alberto Argoitia, John Edward Book | 2024-12-10 |
| 12091557 | Pigment including a coating of nanoparticles | John Edward Book, Alberto Argoitia | 2024-09-17 |
| 12050390 | Optical devices with asymmetric layer structure | Mark Kozlowski, Johannes P. Seydel | 2024-07-30 |
| 12044859 | Optical devices with colored reflector layer | Johannes P. Seydel, Kangning Liang | 2024-07-23 |
| 11911931 | Article including a release layer | Kangning Liang, Alberto Argoitia, Johannes P. Seydel | 2024-02-27 |
| 11754848 | Optical devices with azimuthal modulator layer | Johannes P. Seydel | 2023-09-12 |
| 11740532 | Article including light valves | Kangning Liang, Johannes P. Seydel | 2023-08-29 |
| 11650473 | Optical devices with asymmetric layer structure | Mark Kozlowski, Johannes P. Seydel | 2023-05-16 |
| 11493672 | Lamellar particles with functional coating | Kelly Janssen, Fred A. Thomas | 2022-11-08 |
| 11360242 | Optical device having optical and mechanical properties | Markus Bilger | 2022-06-14 |
| 11214689 | High chroma flakes | Johannes P. Seydel, Mark Tevis, Kangning Liang, Jeffrey James Kuna, Paul T. Kohlmann | 2022-01-04 |
| 11118061 | Article including at least one metal portion | Kangning Liang, Johannes P. Seydel | 2021-09-14 |
| 10976561 | Optical devices with azimuthal modulator layer | Johannes P. Seydel | 2021-04-13 |
| 10928579 | Optical devices | Johannes P. Seydel, Mark Tevis, Kangning Liang, Paul T. Kohlmann, Jeffrey James Kuna | 2021-02-23 |
| 10882280 | Magnetic articles | Johannes P. Seydel, Mark Tevis, Kangning Liang, Jeffrey James Kuna, Paul T. Kohlmann | 2021-01-05 |
| 10557972 | Lamellar particles having different properties in different areas and methods of manufacture | Kelly Janssen | 2020-02-11 |
| 10493724 | Magnetic articles | Johannes P. Seydel, Mark Tevis, Kangning Liang, Jeffrey James Kuna, Paul T. Kohlmann | 2019-12-03 |
| 10207479 | Magnetic articles | Johannes P. Seydel, Mark Tevis, Kangning Liang, Jeffrey James Kuna, Paul T. Kohlmann | 2019-02-19 |