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:
Jun. 11, 2013
Filed:
Sep. 29, 2010
Tomoyuki Okamura, Ichihara, JP;
Tamio Kawasumi, Chiba, JP;
Yuji Inatomi, Chiba, JP;
Michio Eriguchi, Chiba, JP;
Masaki Misumi, Yokohama, JP;
Masataka Iwata, Ichihara, JP;
Haruo Inoue, Zushi, JP;
Hiroshi Mori, Ichihara, JP;
Hirofumi Zenkoh, Chiba, JP;
Tomoyuki Okamura, Ichihara, JP;
Tamio Kawasumi, Chiba, JP;
Yuji Inatomi, Chiba, JP;
Michio Eriguchi, Chiba, JP;
Masaki Misumi, Yokohama, JP;
Masataka Iwata, Ichihara, JP;
Haruo Inoue, Zushi, JP;
Hiroshi Mori, Ichihara, JP;
Hirofumi Zenkoh, Chiba, JP;
Mitsui Chemicals, Inc., Tokyo, JP;
Abstract
Disclosed is a film having polarization selectivity and diffusibility, and a means for easily producing the film. The polarizing diffuser film is composed of substantially one kind of crystalline resin having an intrinsic birefringence of not less than 0.1, has a total light transmittance to visible light of 50-90%, a transmission haze to visible light of 15-90% and a transition polarization degree to visible light of 20-90%.