Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11874534 | Spectacle lens having a photochromic coating and method for producing the same | Norbert Hugenberg, Silvia Faul, Bin Peng, Michael Krieger, Markus Haidl | 2024-01-16 |
| 8128990 | Abrasion resistant coating composition | — | 2012-03-06 |
| 8044141 | Tinting optical substrates | — | 2011-10-25 |
| 8003022 | Method of forming a coated optical element | David Lewis | 2011-08-23 |
| 7763313 | Tinting optical substrates | — | 2010-07-27 |
| 6391983 | Casting composition of aromatic polyvinyl monomer, polythiol and epoxy strain reducer | Ian Roger Bateman, Huan Kiak Toh, Helena Kloubek | 2002-05-21 |
| 6313251 | High index/high abbe number composition | Huan Kiak Toh, Ian Roger Bateman, Bohdan Grzegorz Cieslinski | 2001-11-06 |
| 6166158 | High index/high abbe number composition | Huan Kiak Toh, Ian Roger Bateman, Bohdan Grzegorz Cieslinski | 2000-12-26 |
| 5977276 | High index/high Abbe number composition | Huan Kiak Toh, Ian Roger Bateman, Bohdan Grzegorz Cieslinski | 1999-11-02 |