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. 30, 2020
Filed:
Jan. 30, 2017
3m Innovative Properties Company, St. Paul, MN (US);
Atsushi Ono, Tokyo, JP;
Noboru Iwata, Tokyo, JP;
Yuji Saito, Kanagawa, JP;
Kentaro Tamura, Kanagawa, JP;
3M Innovative Properties Company, St. Paul, MN (US);
Abstract
The display device according to an embodiment of the present invention comprises: a display unit () emitting visible light (L) of linearly polarized waves having display information, an infrared light-cutting section () transmitting the visible light (L) from the display unit () and reducing an incident quantity of infrared light on the display unit (), and a reflecting section () reflecting visible light (L) transmitted through the infrared light-cutting section (); the infrared light-cutting section () comprising a first polymer film () and a second polymer film () disposed on the first polymer film (), the first polymer film () and the second polymer film () both having anisotropy of refractive indices and having a first axis (Ax) having a highest of the refractive indices, the first axis (Ax) of the first polymer film () and the first axis (Ax) of the second polymer film () intersecting in a planar view.