ZW

Ziqian Wu

TC Tecmen Electronics Co.: 2 patents #1 of 1Top 100%
Overall (2018): #84,640 of 503,207Top 20%
2
Patents 2018

Issued Patents 2018

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
D836847 Auto darkening filter for a welding helmet 2018-12-25
D830003 Flip-up auto darkening welding helmet 2018-10-02