Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5172256 | Liquid crystal variable color density lens and eye protective devices incorporating the same | Eric Henderson | 1992-12-15 |
| 4414131 | Guest-host liquid crystalline composition | Michael C. Harper | 1983-11-08 |
| 4335011 | Cyclohexyl-dioxane liquid crystalline compounds | — | 1982-06-15 |
| 4325830 | Three ring dioxane liquid crystalline compounds | — | 1982-04-20 |
| 4323473 | Cyclohexyl cyclohexyl dioxane liquid crystalline compounds and admixture containing same | — | 1982-04-06 |
| 4323471 | Liquid crystal composition | — | 1982-04-06 |
| 4323472 | Liquid crystal admixture | — | 1982-04-06 |
| 4323504 | Cyclohexyl cyclohexyl dioxane liquid crystalline compounds and admixture containing same | — | 1982-04-06 |
| 4298528 | Cyclohexyl-dioxane liquid crystalline compounds | — | 1981-11-03 |