Shanghai, China

Mann+hummel Filter (Shanghai) Co. Ltd.


USPTO Granted Patents = 2

Forward Citations = 0

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3 inventors (with patents filed for the assignee):

goldMedal Qiang Chen (1 out of 47 patents)

silverMedal Kaizhuan Wang (1 out of 1 patent)

bronzeMedal Yimin Ni (1 out of 1 patent)


2 patents:

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USPTO Data Jan 1 1976 - Dec 30 2025

2 Patents

#759 in Shanghai

#10,021 in China

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Shanghai, China
Forward Citations = 0

3 inventors:

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