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:
Apr. 30, 2024
Filed:
May. 21, 2021
Koito Manufacturing Co., Ltd., Tokyo, JP;
Takanobu Toyoshima, Shizuoka, JP;
KOITO MANUFACTURING CO., LTD., Tokyo, JP;
Abstract
There is provided a small-sized HUD device having a high image display reliability and a high thermal reliability. A HUD deviceincludes: an image display unitincluding a display panel (liquid crystal panel)that displays an image, and an optical systemthat projects image light of the displayed image onto a windshield of a vehicle, in which a virtual image of the image is visually recognized by light reflected off the windshield. In the image display unit, an effective display regionthat displays the image is set to a region on a side close to one end of the display panel. The optical systemincludes a first reflectorthat reflects the image light emitted from the image display unitand a second reflectorthat reflects the reflected light of the first reflectortoward the windshield. The image display unitis disposed to face the first reflector, and the display panelis disposed in an attitude in which the one end faces the second reflectorside.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile