Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7169448 | Optical compensator and liquid crystal display l | David Coates, Owain Llyr Parri, Mark Verrall | 2007-01-30 |
| 6912030 | Optical compensator and liquid crystal display I | David Coates, Owain Llyr Parri, Mark Verrall | 2005-06-28 |
| 6903789 | Optical compensator and liquid crystal display II | Tara Cutler, Owain Llyr Parri, Mark Verrall | 2005-06-07 |
| 6867834 | Optical compensator for LCD including stacked films of only one O-plate, one A-plate and two negative C-plate retarders | David Coates, Tara Cutler, Owain Llyr Parri, Mark Verrall, Stephan Derow | 2005-03-15 |