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.:

US 7932967 B1

PDF
Full Text
Expired
Date of Patent:
Apr. 26, 2011

Filed:

Mar. 12, 2009
Applicants:

Hiroko Kanaya, Niihama, JP;

Akiyoshi Kanemitsu, Niihama, JP;

Inventors:

Hiroko Kanaya, Niihama, JP;

Akiyoshi Kanemitsu, Niihama, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02F 1/1335 (2006.01); G02B 5/02 (2006.01); F21V 7/04 (2006.01);
U.S. Cl.
CPC ...
Abstract

The present invention provides a brightness enhancement film-laminated light diffuser plate which can sufficiently prevent scratching, and also can ensure sufficient brightness. The brightness enhancement film-laminated light diffuser plate of the present invention includes a brightness enhancement film, and a light diffuser platecomprising a transparent material and a light diffusing agent dispersed in the transparent material, and having a rough surface having a ten-point average roughness (Rz) of more than 40˜m and 100˜m or less on at least one surface, wherein the brightness enhancement filmis laminated and integrated on the rough surfaceof the light diffuser plate via an adhesive layer


Find Patent Forward Citations

Kanaya, Hiroko. (2011). Brightness enhancement film-laminated light diffuser plate and method for producing the same (U.S. Patent No. 7932967). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7932967

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