Hong Kong, China

Four K Knitters Ltd


USPTO Granted Patents = 1

Forward Citations = 0

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4 inventors (with patents filed for the assignee):

goldMedal Jifan Li (1 out of 11 patents)

silverMedal Shilong Zhang (1 out of 3 patents)

bronzeMedal Kang Zhang (1 out of 6 patents)

4 Sui Lung Cheung (1 out of 1 patent)


1 patent:

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USPTO Data Jan 1 1976 - Dec 9 2025

1 Patents

#1,765 in Hong Kong

#16,035 in HK

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Hong Kong, China
Forward Citations = 0

4 inventors:

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