Company Badge
USPTO Data Jan 1 1976 - Nov 10 2026
4 Patents
#158 in Ningbo
#6,473 in China
Ningbo Wanhua Polyurethanes Co., Ltd.
Forward Citations = 5
27 inventors:
Ningbo Wanhua Polyurethanes Co., Ltd.
Calculating rank
EPO Patents = 4
Forward Citations = 5
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27 inventors (with patents filed for the assignee):
Jiansheng Ding (4 out of 11 patents)
Weiqi Hua (3 out of 36 patents)
Deqiang Ma (3 out of 4 patents)
4. Peicheng Luo (2 out of 2 patents)
5. Jianfeng Chen (1 out of 34 patents)
6. Limin Xu (1 out of 9 patents)
7. Hongke Zhang (1 out of 14 patents)
8. Yu Yao (1 out of 5 patents)
9. Guangwen Chu (1 out of 13 patents)
10. Haikui Zou (1 out of 8 patents)
11. Nan Zhao (1 out of 3 patents)
12. Yonghua Shang (1 out of 15 patents)
13. Zhongping Sun (1 out of 2 patents)
14. Shuchang Sun (1 out of 4 patents)
15. Pengyuan Zhang (1 out of 2 patents)
4 patents:
Company Overview
Ningbo Wanhua Polyurethanes Co., Ltd. is a leading producer of polyurethane raw materials and systems. With a focus on research and development, the company offers a wide range of high-quality products for various industries including construction, automotive, and furniture. Wanhua Polyurethanes is committed to sustainability and innovation in the field of polyurethane technology.
Profile summary synthesized from public USPTO records and patent filings.
IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Ningbo Wanhua Polyurethanes Co., Ltd.. Retrieved from https://idiyas.com/company/ningbo-wanhua-polyurethanes-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]
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]
4 patents (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]