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. 02, 2026
Filed:
Mar. 03, 2024
Light Optical Works, Ltd., Nagano, JP;
LIGHT OPTICAL WORKS, LTD., Nagano, JP;
Abstract
Provided is a reticle unit that includes a reticle with a sight line; an optical fiber that forms a dot by guiding light from a light source to a center of the sight line; and a frame to which the reticle is attached, wherein a light incident portion for receiving light is formed at one end of the optical fiber protruding out of a cutout portion of the frame, a light-emitting portion for emitting light is formed at another end of the optical fiber, the light incident portion has a spherical surface having a diameter greater than that of the optical fiber, the light-emitting portion has an inclined surface that reflects light passing through the optical fiber, and the optical fiber is fixed along a part of the sight line so that the light-emitting portion is positioned at the center of the sight line.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile