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:
Oct. 20, 2026
Filed:
Dec. 27, 2023
Nippon Seiki Co., Ltd., Niigata, JP;
Junka Abe, Niigata, JP;
Satoru Koyama, Niigata, JP;
Nippon Seiki Co., Ltd., Niigata, JP;
Abstract
A display device is provided with a display unit which includes a display surface that emits display light, and emits central display light in an emission direction that is non-perpendicular to the display surface; and a prism which is provided on the display surface, includes an incidence surface on which the display light is incident and an emitting surface which emits the display light, and has a thickness which is gradually increased in the emission direction. In the prism, a vertex of the emitting surface is positioned to be deviated from an immediately above region, which is located immediately above the incidence surface, toward the emission direction side.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile