The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Mar. 04, 2008
Filed:
Sep. 19, 2005
Koji Takaku, Minami-ashigara, JP;
Takashi Katoh, Minami-ashigara, JP;
Koji Takaku, Minami-ashigara, JP;
Takashi Katoh, Minami-ashigara, JP;
Fujifilm Corporation, Minato-Ku, Tokyo, JP;
Abstract
Novel liquid crystal compositions are disclosed. One of them comprises at least a dichroic dye having a substituent containing three or more cyclic moieties, and a dual-frequency switchable nematic liquid crystal as a host liquid crystal; and another one comprises a dichroic dye having a substituent containing three or more cyclic moieties, and a liquid crystal comprising at least one nematic liquid crystal compound and at least one chiral agent. A novel liquid crystal device, comprising a pair of electrodes of which at least one is a transparent electrode and a layer between the pair of electrodes comprising one of the liquid crystal compositions, is also disclosed.