Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11420426 | Photochromic polyurethane laminate | Hideyo Sugimura, Michael S. Boulineau | 2022-08-23 |
| 10052849 | Photochromic polyurethane laminate | Hideyo Sugimura, Michael S. Boulineau | 2018-08-21 |
| 9981452 | Photochromic polyurethane laminate | Hideyo Sugimura, Michael S. Boulineau | 2018-05-29 |
| 9981453 | Photochromic polyurethane laminate | Hideyo Sugimura, Michael S. Boulineau | 2018-05-29 |
| 8906183 | Photochromic polyurethane laminate | Hideyo Sugimura, Michael S. Boulineau | 2014-12-09 |
| 8367211 | Photochromic lens | Hideyo Sugimura, Michael S. Boulineau, Thomas J. Moravec, Derek Harris | 2013-02-05 |
| 8298671 | Photochromic polyurethane laminate | Hideyo Sugimura, Michael S. Boulineau | 2012-10-30 |
| 7858001 | Photochromic lens | Hideyo Sugimura, Michael S. Boulineau, Thomas J. Moravec, Derek Harris | 2010-12-28 |
| 7703916 | Polarizing plate with melanin | Hideyo Sugimura, Michael S. Boulineau | 2010-04-27 |
| 7377639 | Laminated functional wafer for plastic optical elements | Michael S. Boulineau, Eric Woelfle, Hideyo Sugimura, Derek Harris | 2008-05-27 |
| 7354150 | Polarizing plate with melanin | Hideyo Sugimura, Michael S. Boulineau | 2008-04-08 |
| 7074943 | Oxygen-containing heterocyclic fused naphthopyrans | — | 2006-07-11 |
| 7036932 | Laminated functional wafer for plastic optical elements | Michael S. Boulineau, Eric Woelfle, Hideyo Sugimura, Derek Harris | 2006-05-02 |
| 7008568 | Photochromic naphthopyran compounds: compositions and articles containing those naphthopyran compounds | — | 2006-03-07 |
| 6963003 | Oxygen-containing heterocyclic fused naphthopyrans | — | 2005-11-08 |
| 6863843 | Naphthopyran compounds, photoresponsive compositions and lenses | Frank J. Hughes, J. Thomas Ippoliti | 2005-03-08 |
| 6858732 | Photochromic benzodioxine fused naphthopyran compounds, compositions and articles containing those naphthopyran compounds | J. Thomas Ippoliti | 2005-02-22 |
| 6608215 | Oxygen-containing heterocyclic fused naphthopyrans | — | 2003-08-19 |