Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Xiaojie Wang — 3 Patents in 2021

CCCrrc Qingdao Sifang Co.: 2 patents #5 of 60Top 9%
OCOrdos Yuansheng Optoelectronics Co.: 1 patents #135 of 298Top 50%
BOBOE: 1 patents #1,593 of 3,191Top 50%
Laishui, CN: #4 of 85 inventorsTop 5%
Overall (2021): #57,567 of 548,734Top 15%
3 Patents 2021

Issued Patents 2021

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
11130506 Rail vehicle Haiyang Yu, Senhua Lai, Yang Li, Haizhi Yu 2021-09-28
11046336 Chassis component of railway vehicle, and railway vehicle Yu Wang, Honglei TIAN, Haiyang Yu, Longxi Liu 2021-06-29
11017700 Circuit working state testing method and testing device Haifeng Bi, Wulijibaier Tang, Long Lian, Ruijun Hao 2021-05-25