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:
Sep. 08, 2026
Filed:
Mar. 28, 2023
Seiko Epson Corporation, Tokyo, JP;
Mitsutaka Ide, Shiojiri, JP;
SEIKO EPSON CORPORATION, Tokyo, JP;
Abstract
A first optical member where image light from a virtual image display device as a measurement target is incident, the first optical member being configured to emit incident image light, a second optical member where the image light emitted from the first optical member is incident, the second optical member being configured to emit, with telecentricity, incident image, a light reception member disposed along a first direction in which the first optical member and the second optical member are disposed side by side, and the light reception member being configured to receive the image light emitted from the second optical member, and an adjusting member configured to adjust a light path so as to form an image of image light received at a light reception surface of the light reception member, are provided.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile