% Expired Patents = 100.0

Forward Citations = 1

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5 inventors (with patents filed for the assignee):

Chengshan Niu (1 out of 2 patents)

Jingya Li (1 out of 2 patents)

Yusheng Wu (1 out of 26 patents)

4. Dapeng Zou (1 out of 1 patent)

5. Ruiyun Guo (1 out of 1 patent)

1 patent: Sort by Forward Citations

1. 8916572 - Bis-quinazoline derivatives as inhibitors for epidermal growth factor receptor (EGFR) tyrosine kinase (2014-12-23),

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

1 Patents

#45 in New Brunswick, NJ

#4,855 in New Jersey

#136,919 in US

New Brunswick, NJ, United States of America

Tetranov International Inc.

Forward Citations = 1

5 inventors:

Chengshan Niu (1 out of 2 patents)

Jingya Li (1 out of 2 patents)

Yusheng Wu (1 out of 26 patents)

4. Dapeng Zou (1 out of 1 patent)

5. Ruiyun Guo (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Tetranov International Inc.. Retrieved from https://idiyas.com/company/tetranov-international

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]