HZ

Haian Zheng

📍 Jing County, CN: #3 of 15 inventorsTop 20%
Overall (2021): #437,911 of 548,734Top 80%
1
Patents 2021

Issued Patents 2021

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
D908287 Back scratcher — 2021-01-19