Ziguo Wang

6 Patents

• US122922642025

  Frustum Embedded Fabricated Composite Protective Structure

  Qingdao University Of Technology

  0 cites
• USD10610062025

  Sun Umbrella

  Linhai Qiuyuan Arts & Crafts Co., Ltd.

  0 cites
• US121677832024

  Rotary Open-close Type Sun Umbrella

  Linhai Qiuyuan Arts & Crafts Co., Ltd.

  0 cites
• US121038122024

  Flexible Layer Support Structure and Retractable Device

  Qingdao University Of Technology

  0 cites
• USD09996132023

  Handrail Cover

  LINHAI GUOKANG LEISURE PRODUCTS CO., Ltd.

  0 cites
• USD09785202023

  Sunshade Umbrella Stand

  Linhai Guokang Leisure Products Co., Ltd.

  0 cites