Ki Sung Nam

5 Patents

• US125794022026

  Metal IC Card with Improved Antenna Characteristics and Manufacturing Method for Metal IC Card

  KONA M CO., Ltd.

  0 cites
• US124792292025

  Card with 3D Pattern and Manufacturing Method Thereof

  KONA M CO., Ltd.

  0 cites
• US119930652024

  Metal Card Manufacturing Method

  Kona M Co., Ltd.

  0 cites
• US117045312023

  Metal Card Capable of Bidirectional Communication and Method for Manufacturing Metal Card

  KONA M CO., Ltd.

  0 cites
• US115868712023

  Metal Card and Card Manufacturing Method

  KONA M CO., Ltd.

  0 cites