ML

Mickael Bernard Andre Lefebvre

SC Shenzhen Grandsun Electronic Co.: 3 patents #7 of 36Top 20%
Overall (2020): #76,965 of 565,922Top 15%
3
Patents 2020

Issued Patents 2020

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
10735864 Speaker Weiyong Gong, Haiquan Wu, Ruiwen Shi 2020-08-04
10694294 Metal diaphragm and speaker Gang Xie, Haiquan Wu, Weiyong Gong, Ruiwen Shi 2020-06-23
10667058 Diaphragm and speaker Gang Xie, Haiquan Wu, Weiyong Gong, Ruiwen Shi 2020-05-26