Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10189997 | Colorant including a mixture of pigments | Cornelis Jan Delst, Vladimir P. Raksha | 2019-01-29 |
| 10031269 | Durable optical interference pigment with a bimetal core | Charles T. Markantes, Cornelis Jan Delst, Vladimir P. Raksha, Paul G. Coombs | 2018-07-24 |
| 9796856 | Colorant including a mixture of pigments | Cornelis Jan Delst, Vladimir P. Raksha | 2017-10-24 |
| 9482800 | Durable optical interference pigment with a bimetal core | Charles T. Markantes, Cornelis Jan Delst, Vladimir P. Raksha, Paul G. Coombs | 2016-11-01 |
| 5958123 | Ink composition | — | 1999-09-28 |