% Expired Patents = 33.3

Forward Citations = 1

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6 inventors (with patents filed for the assignee):

Tiefei Xiao (3 out of 4 patents)

Yongshan Chen (3 out of 3 patents)

Zhengmin Xie (2 out of 2 patents)

4. Hsien-Jung Li (2 out of 3 patents)

5. Zhengqiang Sun (1 out of 1 patent)

6. Li Luo (1 out of 1 patent)

3 patents: Sort by Forward Citations

1. 10489001 - Touch-sensitive device and production method of making the same (2019-11-26),

2. 9971464 - Touch-sensitive device and production method of making the same (2018-05-15),

3. 9733774 - Touch-sensitive device and manufacturing method thereof (2017-08-15),

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

3 Patents

#145 in Xiamen

#8,360 in China

Xiamen, China

Tpk Mastouch Solutions (Xiamen) Inc.

Forward Citations = 1

6 inventors:

Tiefei Xiao (3 out of 4 patents)

Yongshan Chen (3 out of 3 patents)

Zhengmin Xie (2 out of 2 patents)

4. Hsien-Jung Li (2 out of 3 patents)

5. Zhengqiang Sun (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Tpk Mastouch Solutions (Xiamen) Inc.. Retrieved from https://idiyas.com/company/tpk-mastouch-solutions-xiamen

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]