Hong Kong, China

Choon Nang Electrical Appliance


USPTO Granted Patents = 2

Forward Citations = 59

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2 inventors (with patents filed for the assignee):

goldMedal Ping Hay Heun (2 out of 43 patents)

silverMedal Tat Nin Lui (1 out of 23 patents)


2 patents:

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USPTO Data Jan 1 1976 - Dec 9 2025

2 Patents

#1,153 in Hong Kong

#9,951 in China

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Hong Kong, China
Forward Citations = 59

2 inventors:

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