SM

Shaowu Ma

SC Shenzhen Na Yin Technology Co.: 2 patents #1 of 1Top 100%
Overall (2020): #22,462 of 565,922Top 4%
6
Patents 2020

Issued Patents 2020

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
D904025 Earphone case 2020-12-08
D899406 Earphone 2020-10-20
D897998 Earphones 2020-10-06
D890137 Earphones 2020-07-14
D888664 Earphone case 2020-06-30
D883259 Earphone 2020-05-05