Inventor

SEO HEUISIK

KR4 patents

Patents

4 patents

US9433552B2Sep 6, 2016

Electric walking assistant device

LG ELECTRONICS INC13 citations79

US12149877B2Nov 19, 2024

Sound device

LG ELECTRONICS INC4 citations68

US12284504B2Apr 22, 2025

Speaker

LG ELECTRONICS INC0 citations58

US12123587B2Oct 22, 2024

Speaker assembly

LG ELECTRONICS INC0 citations58