Forward Citations = 0

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8 inventors (with patents filed for the assignee):

Yunfang Bai (3 out of 18 patents)

Ying Yu (1 out of 3 patents)

Chenyang Gao (1 out of 5 patents)

4. Yongshou Wang (1 out of 2 patents)

5. Hao Li (1 out of 3 patents)

6. Cheng Chen (1 out of 1 patent)

7. Chunling Li (1 out of 1 patent)

8. Haihui Li (1 out of 1 patent)

4 patents: Sort by Forward Citations

1. 12665555 - Radio frequency power amplifier that reduces load change sensitivity, chip, and communication terminal (2026-06-23),

2. 12663825 - Overshoot-free fast start-up bandgap reference circuit, chip, and electronic device (2026-06-23),

3. 12638482 - Power detection circuit having temperature compensation function, and radio-frequency front-end module comprising power detection circuit (2026-05-26),

4. 12616032 - Electromagnetic shielding structure, manufacturing method, and communication terminal (2026-04-28),

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

4 Patents

#75 in Tianjin

#6,438 in China

Tianjin, China

Vanchip (Tianjin) Technology Co., Ltd.

Forward Citations = 0

8 inventors:

Yunfang Bai (3 out of 18 patents)

Ying Yu (1 out of 3 patents)

Chenyang Gao (1 out of 5 patents)

4. Yongshou Wang (1 out of 2 patents)

5. Hao Li (1 out of 3 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Vanchip (Tianjin) Technology Co., Ltd.. Retrieved from https://idiyas.com/company/vanchip-tianjin-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]