Tortola, Virgin Islands, British

Progentech Limited


USPTO Granted Patents = 2

Forward Citations = 88

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4 inventors (with patents filed for the assignee):

goldMedal Jesus Ching (2 out of 57 patents)

silverMedal Steve Jia Chang Yu (2 out of 18 patents)

bronzeMedal Phillip You Fai Lee (2 out of 25 patents)

4.  David Hsiang Hu (2 out of 18 patents)


2 patents:

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USPTO Data Jan 1 1976 - Sep 29 2026

2 Patents

#185 in Tortola

#268 in Virgin Islands, British

Tortola, VG
Tortola, Virgin Islands, British
Forward Citations = 88

4 inventors:

Please report any incorrect information to [email protected]
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