This inventor holds 4 USPTO granted patents and 3 published patent applications. Top assignees: China Petroleum Chemical Corporation, Research Institute of Petroleum Processing, Sinopec, China Petroleum & Chemical Corporation. Active years: 2014-2026.
IDiyas Innovation Intelligence. (2026). Inventor Profile: Jianfeng Ma. Retrieved from https://idiyas.com/inventor/jianfeng-ma-2ri9vjkp
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
USPTO Granted Patents = 4 (Patent Applications = 3)
% Patents Active = 75.0
Average Co-Inventor Count = 4.9
ph-index = 1
Forward Citations = 1(Granted Patents)
Company Filing History:
3 out of 674 China Petroleum Chemical Corporation
3 out of 212 
Research Institute of Petroleum Processing, Sinopec
1 out of 93 China Petroleum & Chemical Corporation
4. 1 out of 3
Sinopec Research Institute of Petroleum Processing Co., Ltd.
where one patent can have more than one assignee
Years Active: 2014-2026
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4 patents (USPTO):Explore Patents
Profile summary based on public USPTO records.
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]
3 patents pending:
IDiyas Innovation Intelligence. (2026). Inventor Profile: Jianfeng Ma. Retrieved from https://idiyas.com/inventor/jianfeng-ma-2ri9vjkp
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]
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]
2 patents pending (EPO):
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]