RD

Rannie Dong

Schlumberger Technology: 2 patents #2,609 of 7,293Top 40%
Overall (All Time): #1,707,223 of 4,157,543Top 45%
2
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
12276352 Hydraulic trigger with locked spring force Bo Chen, Brian W. Walther 2025-04-15
11774002 Hydraulic trigger with locked spring force Bo Chen, Brian W. Walther 2023-10-03