Lg Electronics Inc.

Keunho Ju

Jaemyung Lim

Deung Hwangbo

Hojae Jung

Eunkyung Noh

Jeongguen Choi

Jeaseok Seong

Soyoung Kim

Jimin Yuk

Seoyeon Lee

Kyukwan Choi

Jinwon Kang

Minkyu Oh

Byeongkook Kim

Yanghwan No

Seungmin Yoo

Woonkyu Seo

Sanghun Kim

Daewoong Kim

Min Kyu Oh

Seongwoo An

Byungsoo Oh

Deukwon Lee

Yongnam Kim

Jeong Guen Choi

Hyunshin Kee

Electric oven

Microwave oven

Oven range

Light wave oven

Robot ultraviolet sterilizer

A bed according to an embodiment may include a topper, at least one firmness adjuster provided under the topper, and a bedframe configured to have an adjustable position and to support the firmness adjuster. There may be a plurality of firmness adjusters corresponding to a plurality of areas of the bed, and each firmness adjuster may include a plurality of cushions provided in a cushion case and a drive to adjust the firmness of the plurality of cushions. The drive may change a position of a first spring relative to a second spring in each of the cushions to change a perceived firmness by a user lying on top of the topper and the firmness adjusters. A dryer may be provided under the bedframe to keep the cushions and topper dry.

A cleaner for a bed includes a cleaning body provided to be movable forward or backward with respect to a surface of a mattress of the bed to suck foreign matter from the mattress, and thus the mattress may be easily cleaned.

Growing community of inventors

Seoul, South Korea

Keunho Ju