Company Badge
USPTO Data Jan 1 1976 - Oct 6 2026
1 Patents
#16 in Lanzhou
#18,650 in China
Lanzhou Chemspec Technology Co., Ltd.
Forward Citations = 0
5 inventors:
Lanzhou Chemspec Technology Co., Ltd.
Forward Citations = 0
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5 inventors (with patents filed for the assignee):
Li He (1 out of 5 patents)
Xiaoliang Li (1 out of 2 patents)
Zhenli Liu (1 out of 2 patents)
4. Hanqing Duan (1 out of 1 patent)
5. Zhong Tian (1 out of 1 patent)
1 patent:
IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Lanzhou Chemspec Technology Co., Ltd.. Retrieved from https://idiyas.com/company/lanzhou-chemspec-technology
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]