Guangdi Chen

3 Patents

• USD11178012026

  Skin Care Device

  0 cites
• US124102732025

  Comb-block Copolymers and Methods Thereof

  Exxonmobil Chemical Patents Inc.

  0 cites
• USD10680862025

  Skin Care Device

  Shenzhen Rongyue Investment Ltd

  0 cites