For the Inventor, By the Inventor

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Chaoyang District, China

Hierstar Limited

USPTO Granted Patents = 1

EPO Patents = 1

Forward Citations = 0

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4 inventors (with patents filed for the assignee):

Zheng Zhang (1 out of 60 patents)

Xueli Xie (1 out of 1 patent)

Jixiang Guo (1 out of 1 patent)

4. Taoling Xie (1 out of 1 patent)

1 patent: Sort by Forward Citations

1. 9039851 - Method of manufacturing a card (2015-05-26),

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USPTO Data Jan 1 1976 - Dec 23 2025

1 Patents

#1 in Chaoyang District

#16,077 in China

Chaoyang District, China

Hierstar Limited

Forward Citations = 0

4 inventors:

Zheng Zhang (1 out of 60 patents)

Xueli Xie (1 out of 1 patent)

Jixiang Guo (1 out of 1 patent)

4. Taoling Xie (1 out of 1 patent)

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