Jae Min Ryu

3 Patents

• US120518152024

  Sealing Apparatus for Battery Cell

  HANA TECHNOLOGY CO., Ltd.

  0 cites
• US118726922024

  Case Opening Apparatus

  HANA TECHNOLOGY CO., Ltd.

  0 cites
• US118241532023

  Carrier for Battery Cell

  Hana Technology Co., Ltd.

  0 cites