Inventor
KIM CHEON MYEONG
KR14 patents
⚠️ This page may combine multiple inventors who share the name “KIM CHEON MYEONG”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
EM TECH CO LTD
11 patentsUS11206500B2Dec 21, 2021
Bone conduction speaker
EM TECH CO LTD2 citations69
US11425487B2Aug 23, 2022
Translation system using sound vibration microphone
EM TECH CO LTD2 citations68
US10728672B2Jul 28, 2020
Sound converter
EM TECH CO LTD6 citations68
US11337006B2May 17, 2022
Microspeaker used in microspeaker box filled with porous particles
EM TECH CO LTD0 citations61
US11302861B2Apr 12, 2022
Hybrid actuator having a flexible printed circuit board for applying an electric current to a piezoelectric element and a coil inside a housing of the hybrid actuator
EM TECH CO LTD0 citations59
US11102573B2Aug 24, 2021
High-water pressure waterproof microspeaker
EM TECH CO LTD0 citations51
US10516945B2Dec 24, 2019
High power microspeaker with sub-diaphragm
EM TECH CO LTD0 citations50
US11462199B2Oct 4, 2022
Hybrid actuator and multimedia apparatus having the same
EM TECH CO LTD0 citations49
US11696508B2Jul 4, 2023
Sound vibration sensor using piezoelectric element having cantilever structure
EM TECH CO LTD0 citations47
US11206490B2Dec 21, 2021
Sound generating actuator
EM TECH CO LTD0 citations47
US11115754B2Sep 7, 2021
Actuator
EM TECH CO LTD0 citations47