Zhumadian, China

Topfond Pharmaceutical Co., Ltd.

Calculating rank
USPTO Granted Patents = 1

Forward Citations = 0

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5 inventors (with patents filed for the assignee):

goldMedal Chao Zhang (1 out of 101 patents)

silverMedal Wei Liang (1 out of 22 patents)

bronzeMedal Wen Feng Zeng (1 out of 1 patent)

4.  Luo Yang Wang (1 out of 1 patent)

5.  Chun Ling Zhang (1 out of 1 patent)


1 patent:

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USPTO Data Jan 1 1976 - Oct 27 2026

1 Patents

#2 in Zhumadian

#18,836 in China

Zhumadian, CN
Zhumadian, China
Forward Citations = 0

5 inventors:

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Topfond Pharmaceutical Co., Ltd.. Retrieved from https://idiyas.com/company/topfond-pharmaceutical-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]
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