Inventor
CHOE WON GYUN
KR6 patents
⚠️ This page may combine multiple inventors who share the name “CHOE WON GYUN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
KOREAMINT
4 patentsUS9721705B2Aug 1, 2017
Magnetic particle having high-reflective protective membrane and method for producing same
KOREAMINT3 citations69
US11541680B2Jan 3, 2023
Photonic crystal film, method for manufacturing same, and anti-forgery article comprising same
KOREAMINT1 citations57
US11694827B2Jul 4, 2023
Light-colored magnetic particles having improved durability and chemical resistance
KOREAMINT0 citations55
US11590792B2Feb 28, 2023
Security device using light reflection property
KOREAMINT0 citations55