Chengdu, China

Vertechs Petroleum Technology Innovation & Equipment Manufacturing Co., Ltd


USPTO Granted Patents = 2


Forward Citations = 0

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4 inventors (with patents filed for the assignee):

goldMedal Qijun Zeng (2 out of 9 patents)

silverMedal Wei Zheng (1 out of 4 patents)


2 patents:

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USPTO Data Jan 1 1976 - Dec 2 2025

2 Patents

#94 in Chengdu

#9,910 in China

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Chengdu, China
Forward Citations = 0

4 inventors:

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