Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
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Weihua Shang — 2 Patents in 2021

BOBaker Hughes Oilfield Operations: 1 patents #36 of 209Top 20%
HDHydril Usa Distribution: 1 patents #1 of 23Top 5%
Overall (2021): #100,254 of 548,734Top 20%
2 Patents 2021

Issued Patents 2021

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
11118446 System and method for drilling fluid parameters detection Gang Cheng, Ran Niu, Yao Liang Chen, Fengguo TIAN 2021-09-14
10982500 Transducer assembly for offshore drilling riser Chuanlin Pan, Heng Yang, Xing Yu, Bing PU, Jing Yong Ye +2 more 2021-04-20