Issued Patents 2018
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10059137 | Apparatus for orienting magnetic flakes | Paul G. Coombs, Charles T. Markantes | 2018-08-28 |
| 10029279 | Optical device having an illusive optical effect and method of fabrication | — | 2018-07-24 |
| 10031269 | Durable optical interference pigment with a bimetal core | Charles T. Markantes, Cornelis Jan Delst, David de la Fuente, Paul G. Coombs | 2018-07-24 |