Hong Kong, China

First Choice Trading Limited


USPTO Granted Patents = 1

Forward Citations = 57

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3 inventors (with patents filed for the assignee):

goldMedal William R Ratcliffe (1 out of 11 patents)

silverMedal Erik Loose (1 out of 1 patent)

bronzeMedal William Blake Ratcliffe (1 out of 2 patents)


1 patent:

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USPTO Data Jan 1 1976 - Sep 22 2026

1 Patents

#1,832 in Hong Kong

#18,516 in China

Hong Kong, CN
Hong Kong, China
Forward Citations = 57

3 inventors:

Please report any incorrect information to [email protected]
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