Inventor

JOO SUNG-HYUN

KR4 patents

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

CHEIL IND INC

1 patent

US7967494B2Jun 28, 2011

Light guide panel with curved wedge-shape prisms, and display and methods including the same

CHEIL IND INC12 citations80

KOREA MINTING SECURITY PRINTING & IDCARD OPERATING CORP

1 patent

US12272470B2Apr 8, 2025

Alnico-based hard magnetic particle and method for manufacturing the same

KOREA MINTING SECURITY PRINTING & IDCARD OPERATING CORP0 citations49

CHI CHUL GOO

1 patent

US8823632B2Sep 2, 2014

Light guide panel comprising symmetric front prism and asymmetric front prism for back light unit of LCD

CHI CHUL GOO1 citations42

KOREAMINT

1 patent

US9649870B2May 16, 2017

Injection-molded product having three-dimensional security element and production method therefor

KOREAMINT1 citations39