EPO Patents = 1

Forward Citations = 0

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5 inventors (with patents filed for the assignee):

Da Peng Li (1 out of 3 patents)

Yuanshen Dai (1 out of 1 patent)

Pei Shi Jia (1 out of 1 patent)

4. Zhan Cai (1 out of 1 patent)

5. Samuel Neto (1 out of 16 patents)

1 patent: Sort by Forward Citations

1. 9284257 - Separation method for dinitrotoluene and mixed acid in a toluene to dinitrotoluene process (2016-03-15),

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

1 Patents

#1,386 in Shanghai

#18,808 in China

Shanghai, China

Shanghai Basf Polyurethane Company Limited

Forward Citations = 0

5 inventors:

Da Peng Li (1 out of 3 patents)

Yuanshen Dai (1 out of 1 patent)

Pei Shi Jia (1 out of 1 patent)

4. Zhan Cai (1 out of 1 patent)

5. Samuel Neto (1 out of 16 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Shanghai Basf Polyurethane Company Limited. Retrieved from https://idiyas.com/company/shanghai-basf-polyurethane-company

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]

1 patent (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]