Issued Patents All Time
Showing 25 most recent of 39 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12365802 | Composition including a color shifting pigment having a different particle size | Cornelis Jan Delst, Matthew R. Witzman, Bryan James CLIFTON | 2025-07-22 |
| 12359072 | Pigment including an intermetallic compound | Vladimir P. Raksha, Cornelis Jan Delst | 2025-07-15 |
| 12275852 | High chroma flakes | Johannes P. Seydel, Mark Tevis, Kangning Liang, Jeffrey James Kuna, Jaroslaw Zieba | 2025-04-15 |
| 12275267 | Security pigment and optical security element | Vladimir P. Raksha, Cornelis Jan Delst | 2025-04-15 |
| 12187900 | High chromaticity pigment flakes and foils | Johannes P. Seydel, Mark Tevis, Jeffrey James Kuna | 2025-01-07 |
| 12187901 | Composition including reflective particles | Cornelis Jan Delst | 2025-01-07 |
| 12083813 | Printing machine and fixed patterned plate | Cornelis Jan Delst, Vladimir P. Raksha, Alberto Argoitia | 2024-09-10 |
| 11945972 | Composition including a color shifting pigment and a color filter | Cornelis Jan Delst | 2024-04-02 |
| 11892663 | Article including a wavelength selective absorbing material | Jeffrey James Kuna, Johannes P. Seydel, Richard A. Bradley, Jr. | 2024-02-06 |
| 11802210 | Hybrid colored metallic pigment | Vladimir P. Raksha, Joe Garcia, Alberto Argoitia, Carole Thoraval, Robert Oberti | 2023-10-31 |
| 11787956 | Magnetic multilayer pigment flake and coating composition | Vladimir P. Raksha, Cornelis Jan Delst, Paul G. Coombs | 2023-10-17 |
| 11680175 | Composition including a color shifting pigment and a color filter | Cornelis Jan Delst | 2023-06-20 |
| 11441041 | Magnetic multilayer pigment flake and coating composition | Vladimir P. Raksha, Cornelis Jan Delst, Paul G. Coombs | 2022-09-13 |
| 11214689 | High chroma flakes | Johannes P. Seydel, Mark Tevis, Kangning Liang, Jeffrey James Kuna, Jaroslaw Zieba | 2022-01-04 |
| 11079525 | Matched interference pigments or foils having viewing angle dependent mismatch | Cornelis Jan Delst, Matthew R. Witzman, Charles T. Markantes | 2021-08-03 |
| 11007808 | Metameric security devices | Cornelis Jan Delst | 2021-05-18 |
| 10928579 | Optical devices | Johannes P. Seydel, Mark Tevis, Kangning Liang, Jaroslaw Zieba, Jeffrey James Kuna | 2021-02-23 |
| 10882280 | Magnetic articles | Johannes P. Seydel, Mark Tevis, Kangning Liang, Jeffrey James Kuna, Jaroslaw Zieba | 2021-01-05 |
| 10844227 | Hybrid colored metallic pigment | Vladimir P. Raksha, Joe Garcia, Alberto Argoitia, Carole Thoraval, Robert Oberti | 2020-11-24 |
| 10493724 | Magnetic articles | Johannes P. Seydel, Mark Tevis, Kangning Liang, Jeffrey James Kuna, Jaroslaw Zieba | 2019-12-03 |
| 10479901 | Magnetic multilayer pigment flake and coating composition | Vladimir P. Raksha, Cornelis Jan Delst, Paul G. Coombs | 2019-11-19 |
| 10300729 | Optical security device comprising a layer having a microstructured surface and a dielectric layer filling in or complementary to the microstructured surface | Alberto Argoitia, Cornelis Jan Delst | 2019-05-28 |
| 10242788 | Anisotropic magnetic flakes | Vladimir P. Raksha, Charles T. Markantes, Paul G. Coombs, Roger W. Phillips, Alberto Argoitia +1 more | 2019-03-26 |
| 10207479 | Magnetic articles | Johannes P. Seydel, Mark Tevis, Kangning Liang, Jeffrey James Kuna, Jaroslaw Zieba | 2019-02-19 |
| 10061065 | Interference pigments or foils as separate structures having color match or mismatch depending on viewing angle | Cornelis Jan Delst, Matthew R. Witzman, Charles T. Markantes | 2018-08-28 |