YF

Yuejun Feng

OC Opple Lighting Co.: 1 patents #107 of 187Top 60%
SC Suzhou Opple Lighting Co.: 1 patents #54 of 122Top 45%
Overall (All Time): #2,486,823 of 4,157,543Top 60%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11940134 Lighting lamp with explandable and contractable damper Zhonghua Sui, Yueping Wang 2024-03-26