Inventor

KIM CHANG SUNG

KR4 patents

⚠️ This page may combine multiple inventors who share the name “KIM CHANG SUNG”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

HUVITZ CO LTD

2 patents

US11926513B2Mar 12, 2024

Up-and-down driving device

HUVITZ CO LTD0 citations47

US12064182B2Aug 20, 2024

Chart display device for visual acuity tests

HUVITZ CO LTD0 citations45

SAMSUNG ELECTRO MECH

1 patent

US7529009B2May 5, 2009

Vibration type tilting device and damping adjustment method therefor

SAMSUNG ELECTRO MECH2 citations60

LG INNOTEK CO LTD

1 patent

US9814129B2Nov 7, 2017

Printed circuit board and method of fabricating the same

LG INNOTEK CO LTD0 citations36