For the Inventor, By the Inventor

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Shenzhen, China

Shenzhen Qianhai Sourcebrella Inc. Ltd.

USPTO Granted Patents = 1

Forward Citations = 0

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4 inventors (with patents filed for the assignee):

Xiao Xiao (1 out of 74 patents)

Qingkai Shi (1 out of 1 patent)

Jinguo Zhou (1 out of 1 patent)

4. Gang Fan (1 out of 1 patent)

1 patent: Sort by Forward Citations

1. 10642584 - Defect detection method, device, system and computer readable medium (2020-05-05),

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USPTO Data Jan 1 1976 - Dec 23 2025

1 Patents

#2,652 in Shenzhen

#16,077 in China

Shenzhen, China

Shenzhen Qianhai Sourcebrella Inc. Ltd.

Forward Citations = 0

4 inventors:

Xiao Xiao (1 out of 74 patents)

Qingkai Shi (1 out of 1 patent)

Jinguo Zhou (1 out of 1 patent)

4. Gang Fan (1 out of 1 patent)

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