Partial year: Data through Q3 2025 (Sept 30). Full-year totals not yet available.
CC

Chen Chen

CC China Petroleum & Chemical: 1 patents #89 of 397Top 25%
SG Sinopec Southwest Oil & Gas: 1 patents #1 of 10Top 10%
Overall (2025): #429,937 of 469,880Top 95%
1
Patents 2025

Issued Patents 2025

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
12215580 Differential pressure sliding sleeve, and oil and gas well fracturing construction method using same Shunqu Hu, Yongmao Lin, Wei Zhao, Wei Lei, Zhi Xie +4 more 2025-02-04