Inventor
NAM KI SUNG
KR10 patents
⚠️ This page may combine multiple inventors who share the name “NAM KI SUNG”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
KONA I CO LTD
4 patentsUS11993065B2May 28, 2024
Metal card manufacturing method
KONA I CO LTD2 citations67
US11586871B2Feb 21, 2023
Metal card and card manufacturing method
KONA I CO LTD2 citations67
US11416729B2Aug 16, 2022
Metal card manufacturing method
KONA I CO LTD2 citations67
US11009855B2May 18, 2021
Metal card and method for manufacturing the same
KONA I CO LTD1 citations56
KONA M CO LTD
3 patentsUS12479229B2Nov 25, 2025
Card with 3D pattern and manufacturing method thereof
KONA M CO LTD0 citations53
US11704531B2Jul 18, 2023
Metal card capable of bidirectional communication and method for manufacturing metal card
KONA M CO LTD1 citations52
US12579402B2Mar 17, 2026
Metal IC card with improved antenna characteristics and manufacturing method for metal IC card
KONA M CO LTD0 citations48