Issued Patents All Time
Showing 25 most recent of 63 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 |
| 12164128 | Thin film interference pigments with a coating of nanoparticles | John Edward Book, Jaroslaw Zieba | 2024-12-10 |
| 12091557 | Pigment including a coating of nanoparticles | John Edward Book, Jaroslaw Zieba | 2024-09-17 |
| 12083813 | Printing machine and fixed patterned plate | Cornelis Jan Delst, Vladimir P. Raksha, Paul T. Kohlmann | 2024-09-10 |
| 11911931 | Article including a release layer | Kangning Liang, Jaroslaw Zieba, Johannes P. Seydel | 2024-02-27 |
| 11898041 | Pigment including a metal core, organic layer, and an inorganic layer | — | 2024-02-13 |
| 11891524 | Pigments having a vapor deposited colorant | Larry Meredith, Carole Thoraval, Vladimir P. Raksha | 2024-02-06 |
| 11802210 | Hybrid colored metallic pigment | Vladimir P. Raksha, Joe Garcia, Paul T. Kohlmann, Carole Thoraval, Robert Oberti | 2023-10-31 |
| 11001720 | Flakes with undulate borders and methods of forming thereof | Cornelis Jan Delst, Laurence Holden | 2021-05-11 |
| 10870740 | Non-color shifting multilayer structures and protective coatings thereon | Songtao Wu, Khoa Vo, Debasish Banerjee, Masahiko Ishii | 2020-12-22 |
| 10844227 | Hybrid colored metallic pigment | Vladimir P. Raksha, Joe Garcia, Paul T. Kohlmann, Carole Thoraval, Robert Oberti | 2020-11-24 |
| 10597538 | Pigment composition and pigment flake | Cornelis Jan Delst | 2020-03-24 |
| 10329429 | Microstructured device with embossed layer | Lily O'Boyle, Cornelis Jan Delst, Laurence Holden | 2019-06-25 |
| 10308812 | Flakes with undulate borders and method of forming thereof | Cornelis Jan Delst, Laurence Holden | 2019-06-04 |
| 10300729 | Optical security device comprising a layer having a microstructured surface and a dielectric layer filling in or complementary to the microstructured surface | Paul T. Kohlmann, Cornelis Jan Delst | 2019-05-28 |
| 10242788 | Anisotropic magnetic flakes | Vladimir P. Raksha, Charles T. Markantes, Paul G. Coombs, Roger W. Phillips, Paul T. Kohlmann +1 more | 2019-03-26 |
| 10173455 | Dynamic appearance-changing optical devices (DACOD) printed in a shaped magnetic field including printable fresnel structures | Vladimir P. Raksha, Paul G. Coombs, Charles T. Markantes, Roger W. Phillips | 2019-01-08 |
| 9827805 | Optically variable device comprising magnetic flakes | Cornelis Jan Delst, Patrick Laden | 2017-11-28 |
| 9732228 | Manufacturing of diffractive pigments by fluidized bed chemical vapor deposition | — | 2017-08-15 |
| 9732229 | Diffractive pigment blend and composition | Cornelis Jan Delst | 2017-08-15 |
| 9662925 | Anisotropic magnetic flakes | Vladimir P. Raksha, Charles T. Markantes, Paul G. Coombs, Roger W. Phillips, Paul T. Kohlmann +1 more | 2017-05-30 |
| 9561682 | Multi color-shifting devices comprising a layer having a microstructured surface and a dielectric non-conforming layer | Paul T. Kohlmann, Cornelis Jan Delst | 2017-02-07 |