Sino-Telecom Technology Co., Inc.

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USPTO Granted Patents = 3

Forward Citations = 0

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4 inventors (with patents filed for the assignee):

Lei Hou (3 out of 3 patents)

Zhiyuan Wu (3 out of 3 patents)

Hu Xie (3 out of 3 patents)

4. Lin Nan Li (3 out of 16 patents)

3 patents: Sort by Forward Citations

1. 11431407 - Hardware-based protection group switching method and optical communication equipment (2022-08-30),

2. 10979138 - Protection group superposition switching method, control apparatus, and optical communication device (2021-04-13),

3. 10972309 - Method and device for automatically discovering cross-node service topology on transoceanic multiple section shared protection ring (2021-04-06),

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USPTO Data Jan 1 1976 - Oct 27 2026

3 Patents

#658 in Shanghai

#8,379 in China

Shanghai, China

Sino-Telecom Technology Co., Inc.

Forward Citations = 0

4 inventors:

Lei Hou (3 out of 3 patents)

Zhiyuan Wu (3 out of 3 patents)

Hu Xie (3 out of 3 patents)

4. Lin Nan Li (3 out of 16 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Sino-Telecom Technology Co., Inc.. Retrieved from https://idiyas.com/company/sino-telecom-technology-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]