Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10934480 | Optical articles comprising photochromic poly(urea-urethane) | Kevin Michael Niemi | 2021-03-02 |
| 10753183 | Refracturing in a multistring casing with constant entrance hole perforating gun system and method | Wenbo Yang, Philip M. Snider, David A. Cuthill, John T. Hardesty, David S. Wesson | 2020-08-25 |
| 10175508 | Photochromic optical lens with selective blue light attenuation | Lingbing Lynn Zhao | 2019-01-08 |
| 9952448 | Eyewear lens production by additive techniques | Daniel Crespo Vázquez, José Alonso Fernández, Juan Antonio Quiroga, Andrew John McKenzie | 2018-04-24 |
| 9933632 | Eyewear lens production by multi-layer additive techniques | Andrew John McKenzie, Daniel Crespo Vázquez, José Alonso Fernández, Juan Antonio Quiroga | 2018-04-03 |
| 9733488 | Composite constructed optical lens | Adam Ahmad Barzak, Lingbing Lynn Zhao | 2017-08-15 |
| 8911082 | Eyewear lenses with controlled filters for night driving | — | 2014-12-16 |
| 8651660 | Tinted polycarbonate ophthalmic lens product and method of manufacture | Adam Ahmad Barzak, Andrew John McKenzie | 2014-02-18 |
| 7138187 | Polyvinyl alcohol-based film exhibiting improved adhesion | Robert Breton | 2006-11-21 |
| 6926405 | Eyewear lens having selective spectral response | Thomas Balch, Nancy L. S. Yamasaki | 2005-08-09 |
| 5827583 | Barrier package | — | 1998-10-27 |