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Jianfeng Shi

GL Gulf Security Technology Company Limited: 1 patents #1 of 4Top 25%
📍 Qinhuangdao City, CA: #2 of 8 inventorsTop 25%
Overall (2025): #342,880 of 469,880Top 75%
1
Patents 2025

Issued Patents 2025

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
12414212 Boost circuit for driving light-emitting diode and electrical device comprising the same Maoqing Yang, Lianxu Liu 2025-09-09