Liquid crystal device
US4917471A · kind A · utility
50Cited by
11References
9Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 28, 1987 |
| Grant date | Apr 17, 1990 |
| Priority date | — |
| Expiry date | Aug 28, 2007 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02F1/133514
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
By use of specific color filters in Surface Stability Ferroelectric Liquid Crystal Device having color filters assembled therein, generation of alignment defect ocurring in the initial alignment control step could be avoided.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.