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:
Nov. 19, 2024
Filed:
Jul. 02, 2020
Zeon Corporation, Tokyo, JP;
Akira Ikeda, Tokyo, JP;
ZEON CORPORATION, Tokyo, JP;
Abstract
A display medium comprising: a multilayered substrate including a polarized light separation layer and a phase difference layer; and a first reflective layer provided on a surface of the multilayered substrate on a side with the polarized light separation layer, wherein: the polarized light separation layer can reflect circularly polarized light which has one rotation direction D, and can transmit circularly polarized light which has an opposite rotation direction to the rotation direction D; the first reflective layer can reflect circularly polarized light which has one rotation direction D, and can transmit circularly polarized light which has an opposite rotation direction to the rotation direction D; and the rotation direction Dof the circularly polarized light that the polarized light separation layer can reflect and the rotation direction Dof the circularly polarized light that the first reflective layer can reflect are the same as each other.