Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6903789 | Optical compensator and liquid crystal display II | Owain Llyr Parri, Mark Verrall, Peter Le Masurier | 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, Owain Llyr Parri, Mark Verrall, Peter Le Masurier, Stephan Derow | 2005-03-15 |
| 6491990 | Monoreactive mesogenic compounds | Owain Llyr Parri, Ian Victor Edward Hassall | 2002-12-10 |