Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5068054 | Ferroelectric liquid crystals | Kathleen M. Betterton, William D. Hinsberg, Wing Tsang Tang, Robert J. Twieg | 1991-11-26 |
| 4212762 | Liquid crystal materials having a formula containing a diphenylethane nucleus | Jean-Claude Dubois, Annie Zann | 1980-07-15 |