For the Inventor, By the Inventor

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Hong Kong, China

Rainbow International Development Limited

USPTO Granted Patents = 1

Forward Citations = 4

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1 inventor (with patents filed for the assignee):

Wing-kin Hui (1 out of 30 patents)

1 patent: Sort by Forward Citations

1. 8281426 - Adapter for existing above ground pool return (2012-10-09),

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USPTO Data Jan 1 1976 - Sep 29 2026

1 Patents

#1,834 in Hong Kong

#18,586 in China

Hong Kong, China

Rainbow International Development Limited

Forward Citations = 4

1 inventor:

Wing-kin Hui (1 out of 30 patents)

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