Issued Patents All Time
Showing 26–37 of 37 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4496221 | Liquid crystal compositions with pleochroic anthraquines dyes | Kenneth J. Harrison, Frances C. Saunders, David J. Thompson | 1985-01-29 |
| 4483595 | Liquid crystal compositions | Deborah A. L. Irving, Damien G. McDonnell | 1984-11-20 |
| 4483594 | Liquid crystal materials containing pleochroic anthraquinone dyes | Kenneth J. Harrison, Frances C. Saunders, David J. Thompson | 1984-11-20 |
| 4482472 | Liquid crystal materials | Neil Carr, Jennifer Constant, George W. Gray, Damien G. McDonnell | 1984-11-13 |
| 4464282 | Organic materials | Kenneth J. Harrison, Frances C. Saunders, David J. Thompson | 1984-08-07 |
| 4462924 | Liquid crystal materials and devices | — | 1984-07-31 |
| 4460247 | Temperature compensated liquid crystal displays | Cyril Hilsum | 1984-07-17 |
| 4405211 | Liquid crystal compositions with pleochroic anthraquinone dyes | Kenneth J. Harrison, Frances C. Saunders, David J. Thompson | 1983-09-20 |
| 4391489 | Liquid crystal materials containing pleochroic anthraquinone dyes | Kenneth J. Harrison, Frances C. Saunders, David J. Thompson | 1983-07-05 |
| 4253740 | Liquid crystal materials and devices containing them | Robert A. Smith | 1981-03-03 |
| 4227778 | Liquid crystal material mixtures and devices incorporating such mixtures | — | 1980-10-14 |
| 4219255 | Temperature compensated liquid crystal devices | — | 1980-08-26 |