WZ

Weifeng Zheng

PT Powervision Tech: 1 patents #1 of 3Top 35%
Overall (2019): #63,428 of 560,194Top 15%
3
Patents 2019

Issued Patents 2019

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
D860331 Underwater vehicle Feng-Hsu Fan 2019-09-17
D855549 Unmanned underwater vehicle Jie Tang, Hailiang Wu 2019-08-06
D845487 Hearing aid 2019-04-09