Hohhot, China

Inner Mongolia Xianhong Science Co., Ltd.


USPTO Granted Patents = 3

Forward Citations = 0

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6 inventors (with patents filed for the assignee):

goldMedal Kin Man Ho (3 out of 5 patents)

silverMedal Chun Ho Yam (3 out of 3 patents)

bronzeMedal Siu Sun Chan (3 out of 3 patents)

4 Kwai Sang Ng (3 out of 3 patents)

5 Pei Li (2 out of 12 patents)

6 Kwan Yeung Chiu (1 out of 1 patent)


3 patents:

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USPTO Data Jan 1 1976 - Dec 16 2025

3 Patents

#2 in Hohhot

#7,221 in China

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Hohhot, China
Forward Citations = 0

6 inventors:

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