HH

Hui Hu

NC Ningbo Shijia Cleaning Tools Co.: 1 patents #1 of 2Top 50%
📍 Zhejiang, PA: #6 of 9 inventorsTop 70%
Overall (2022): #427,906 of 548,613Top 80%
1
Patents 2022

Issued Patents 2022

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11472607 Portable airtight box and box cover thereof Siwen Wang 2022-10-18