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:
Oct. 31, 2006
Filed:
Aug. 04, 2003
Hiroshi Takeuchi, Minami-ashigara, JP;
Seiya Sakurai, Minami-ashigara, JP;
Hiroshi Takeuchi, Minami-ashigara, JP;
Seiya Sakurai, Minami-ashigara, JP;
Fuji Photo Film Co., Ltd., Minami-Ashigara-shi, JP;
Abstract
A retarder and circular polarizer are disclosed. They comprise at least two adjacent layers respectively formed of a composition comprising a liquid-crystalline compound, in which the liquid-crystalline molecules are fixed in an alignment state disposed on or above a substrate wherein no alignment layer is substantially disposed between the two layers. As one embodiment of the present invention, the retarder wherein the lower layer is formed of a composition comprising a liquid-crystalline compound and a non-crystalline polymer is also disclosed.