Company Badge
USPTO Data Jan 1 1976 - Oct 20 2026
1 Patents
#3 in Handan
#18,808 in China
Zhanghe Upstream Administration Bureau
Forward Citations = 0
9 inventors:
Zhanghe Upstream Administration Bureau
Forward Citations = 0
Loading Chart...
Loading Chart...
9 inventors (with patents filed for the assignee):
Bin Li (1 out of 8 patents)
Qiuyan Lian (1 out of 1 patent)
Qinghua Luan (1 out of 2 patents)
4. Jiajun Chen (1 out of 2 patents)
5. Haibo Wang (1 out of 1 patent)
6. Changhao Zhang (1 out of 1 patent)
7. Hongkai Bi (1 out of 1 patent)
8. Zhihong Zhang (1 out of 1 patent)
9. Chao Lin (1 out of 1 patent)
1 patent:
IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Zhanghe Upstream Administration Bureau. Retrieved from https://idiyas.com/company/zhanghe-upstream-administration-bureau
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]