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:
Dec. 02, 2014
Filed:
Jun. 08, 2012
Applicant:
Takeya Sakai, Nagoya, JP;
Inventor:
Takeya Sakai, Nagoya, JP;
Assignee:
Hayashi Engineering Inc., Nagoya-shi, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02F 1/13 (2006.01); G02F 1/1335 (2006.01); G02F 1/13363 (2006.01); G02F 1/1337 (2006.01);
U.S. Cl.
CPC ...
G02F 1/13363 (2013.01); G02F 2413/06 (2013.01); G02F 1/133632 (2013.01); G02F 2413/02 (2013.01); G02F 2202/023 (2013.01); G02F 2001/133633 (2013.01); G02F 2001/133726 (2013.01); G02F 1/133634 (2013.01);
Abstract
Provided is an optical film laminate with a thinner thickness having an optical compensation function. According to the present invention is provided an optical film laminate comprising (i) a positive C plate comprising a liquid crystal material having a photosensitive group and (ii) a positive A plate, an optically biaxial plate, or an O plate, these plate comprising a liquid crystal material having a photosensitive group; wherein the both plates are directly bonded with each other to be firmly laminated without adhesive.