PX

Peng Xinlong

SC Shenzhen Grandsun Electronic Co.: 1 patents #12 of 30Top 40%
Overall (2019): #560,090 of 560,194Top 100%
1
Patents 2019

Issued Patents 2019

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
D869435 Sport earphone He Sanhua, Wu Haiquan, Gan Kunyuan, Peng Jiugao, Shi Ruiwen 2019-12-10