Company Badge
USPTO Data Jan 1 1976 - Oct 6 2026
1 Patents
#1,308 in Beijing
#18,650 in China
Sinopec Petroleum Engineering Technology Service Co., Ltd
Forward Citations = 0
16 inventors:
Sinopec Petroleum Engineering Technology Service Co., Ltd
Forward Citations = 0
Loading Chart...
Loading Chart...
16 inventors (with patents filed for the assignee):
Nan Lin (1 out of 3 patents)
Qinglong Liu (1 out of 4 patents)
Zhen Yang (1 out of 1 patent)
4. Haiquan Tang (1 out of 1 patent)
5. Luyang Ding (1 out of 1 patent)
6. Zhiyong Zhang (1 out of 1 patent)
7. Ningning Yang (1 out of 1 patent)
8. Xizhou Wang (1 out of 1 patent)
9. Mingquan Huang (1 out of 1 patent)
10. Hai MA (1 out of 1 patent)
11. Quanjin Yang (1 out of 1 patent)
12. Xin Cheng (1 out of 1 patent)
13. Chuntian Han (1 out of 1 patent)
14. Chao Lu (1 out of 1 patent)
15. Xiaolin Zhang (1 out of 1 patent)
1 patent:
IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Sinopec Petroleum Engineering Technology Service Co., Ltd. Retrieved from https://idiyas.com/company/sinopec-petroleum-engineering-technology-service
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]