CN

Beijing Petrochemical Engineering Company


USPTO Granted Patents = 1

Forward Citations = 0

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3 inventors (with patents filed for the assignee):

goldMedal Li Li (1 out of 101 patents)

silverMedal Guanghua Li (1 out of 2 patents)

bronzeMedal Songhan Wang (1 out of 1 patent)


1 patent:

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USPTO Data Jan 1 1976 - Dec 23 2025

1 Patents

#241 in

#16,077 in China

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CN
Forward Citations = 0

3 inventors:

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