SR

Shi Ruiwen

SC Shenzhen Grandsun Electronic Co.: 5 patents #1 of 30Top 4%
Overall (2019): #30,050 of 560,194Top 6%
5
Patents 2019

Issued Patents 2019

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
D871367 Headphone Zhang Zhijun, Wu Haiquan, Tang Zhonghui, Peng Jiugao 2019-12-31
D869434 Sport earphone Sheng Biao, Wu Haiquan, Zhou Shiyong, Yoshinari Okamoto, Peng Jiugao 2019-12-10
D869435 Sport earphone He Sanhua, Wu Haiquan, Gan Kunyuan, Peng Xinlong, Peng Jiugao 2019-12-10
D869436 Headphone Mei Fubing, Wu Haiquan, Zhou Shiyong, Yoshinari Okamoto, Peng Jiugao 2019-12-10
D859406 Virtual reality headset SHAO-TSUNG WEI, Wu Haiquan, Lu Zhanming, Zhang Enqin, Peng Jiugao 2019-09-10