Kewen Cheng

4 Patents

• USD10306382024

  Battery

  SHENZHEN JUHEYUAN TECHNOLOGY CO., Ltd.

  0 cites
• USD10239092024

  Button Cell

  JUHEYUAN SCIENCE & TECHNOLOGY CO., Ltd.

  0 cites
• USD09918772023

  Battery

  JUHEYUAN SCIENCE & TECHNOLOGY CO., Ltd.

  0 cites
• USD09807922023

  Battery

  JUHEYUAN SCIENCE & TECHNOLOGY CO., Ltd.

  0 cites