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:
May. 06, 2025
Filed:
Jul. 17, 2020
Lg Electronics Inc., Seoul, KR;
Kyuhyoung Choi, Seoul, KR;
Kyounghee Kim, Seoul, KR;
Hoseong Song, Seoul, KR;
Dongwon Kim, Seoul, KR;
Gungil Lee, Seoul, KR;
LG ELECTRONICS INC., Seoul, KR;
Abstract
A light outputting device for scalp care according to an embodiment of the present invention comprises: a dome-shaped outer case forming the outer shape; an inner case formed inside the outer case; a plurality of laser light sources disposed in the space between the outer case and the inner case; photodiodes included in the plurality of laser light sources, respectively; and a processor which acquires a light amount sensing value of a first photodiode among the plurality of photodiodes, sets an amount of light for a first laser light source including the first photodiode on the basis of the acquired light amount sensing value, and drives the first laser light source on the basis of the set amount of the light.