Hunan San'an Semiconductor Co., Ltd.

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USPTO Granted Patents = 3

Forward Citations = 0

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9 inventors (with patents filed for the assignee):

Nien-tze Yeh (2 out of 2 patents)

Ning Xu (1 out of 1 patent)

Yonghong Tao (1 out of 1 patent)

4. Jie Zhang (1 out of 2 patents)

5. Cheng Liu (1 out of 1 patent)

6. Qian Wang (1 out of 2 patents)

7. Zhigao Peng (1 out of 1 patent)

8. Yutao Fang (1 out of 1 patent)

9. Kechuang Lin (1 out of 1 patent)

3 patents: Sort by Forward Citations

1. 12787785 - Semiconductor device and method of making the same and seal ring structure (2026-11-03),

2. 12745415 - HEMT device and semiconductor device (2026-09-22),

3. 12707659 - Semiconductor structure and method for manufacturing semiconductor structure (2026-08-11),

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USPTO Data Jan 1 1976 - Nov 3 2026

3 Patents

#602 in Changsha

#8,400 in China

Changsha, China

Hunan San'an Semiconductor Co., Ltd.

Forward Citations = 0

9 inventors:

Nien-tze Yeh (2 out of 2 patents)

Ning Xu (1 out of 1 patent)

Yonghong Tao (1 out of 1 patent)

4. Jie Zhang (1 out of 2 patents)

5. Cheng Liu (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Hunan San'an Semiconductor Co., Ltd.. Retrieved from https://idiyas.com/company/hunan-sanan-semiconductor

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]