DW

Di Wen

HC Heifeng Zhizao (Shenzhen) Technology Co.: 2 patents #3 of 4Top 75%
📍 Beijing, CA: #383 of 764 inventorsTop 55%
Overall (2023): #160,726 of 537,848Top 30%
2
Patents 2023

Issued Patents 2023

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
D1001273 Ear cleaner Hong Xin 2023-10-10
D991568 Tweezers Hong Xin 2023-07-04