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Yang Yanfeng

BL Big Lift: 2 patents #22 of 28Top 80%
Overall (All Time): #1,926,526 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
10173709 Pallet truck handle assembly Wang Zheng, Cao Jinsong 2019-01-08
10014141 Non-contact switch devices for use on material handling equipment Wang Zheng, Qi Xiaobin 2018-07-03