MC

Min Chang

SC Shanghai Roye Electric Co.: 2 patents #5 of 13Top 40%
Overall (2025): #101,648 of 469,880Top 25%
2
Patents 2025

Issued Patents 2025

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
12392700 Gas density relay with online self-checking function, and checking method therefor Xiaobeng Huang, Jin-Ru Chen, Tiexin Xia, Haiyong Jin 2025-08-19
12255032 Maintenance-free gas density relay and cross-checking method therefor Haiyong Jin, Tiexin Xia, Xiaobeng Huang, Zhengcao Guo, Lele Wang 2025-03-18