Trademarks = 2

Forward Citations = 12

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10 inventors (with patents filed for the assignee):

Jiangjian Jiang (1 out of 14 patents)

Rui Zhan (1 out of 13 patents)

Swee Ann Teo (1 out of 14 patents)

4. Hao Lin (1 out of 15 patents)

5. Qin Zhang (1 out of 6 patents)

6. Shuhui Chen (1 out of 44 patents)

7. Xiangyu Sun (1 out of 1 patent)

8. Zhaocheng Zhan (1 out of 1 patent)

9. Xiaozheng Shen (1 out of 1 patent)

10. Zibai Liu (1 out of 1 patent)

6 patents: Sort by Forward Citations

1. 12724107 - Wifi-based human body detection method, and smart device (2026-09-01),

2. 12693696 - Voltage regulator with charge pump having enable control (2026-07-28),

3. 12665855 - Uplink transmission method in wireless local area network (WLAN) and station device (2026-06-23),

4. 12609128 - Method for improving far-field speech interaction performance, and far-field speech interaction system (2026-04-21),

5. 12603098 - Automatic gain control method and apparatus for voice interaction system, and system (2026-04-14),

6. 10693714 - Communication method for Wi-Fi internet of things equipment and Wi-Fi internet of things system (2020-06-23),

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

6 Patents

#392 in Shanghai

#4,454 in China

Shanghai, China

Espressif Systems (Shanghai) Pte Ltd

Forward Citations = 12

10 inventors:

Jiangjian Jiang (1 out of 14 patents)

Rui Zhan (1 out of 13 patents)

Swee Ann Teo (1 out of 14 patents)

4. Hao Lin (1 out of 15 patents)

5. Qin Zhang (1 out of 6 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Espressif Systems (Shanghai) Pte Ltd. Retrieved from https://idiyas.com/company/espressif-systems-shanghai

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]