Number | Date | Country | Kind |
---|---|---|---|
2001-251985 | Aug 2001 | JP | |
2002-193134 | Jul 2002 | JP |
Number | Name | Date | Kind |
---|---|---|---|
5539548 | Yamazaki et al. | Jul 1996 | A |
6147726 | Kubota et al. | Nov 2000 | A |
6356323 | Petruchik | Mar 2002 | B1 |
6512559 | Hashimoto et al. | Jan 2003 | B1 |
Entry |
---|
Fergason; “Liquid Crystals in Nondestructive Testing”, Applied Optics, vol. 7, No. 9, pp. 1729-1737, Sep. 1968. |
Berreman et al; “Bragg Reflection of Light from Single-Domain Cholesteric Liquid-Crystal Films”; Physical Review Letters, vol. 25, No. 9, pp. 577-581, Aug. 31, 1970. |