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For the Inventor, By the Inventor

Beijing, China

Demotech, Inc.


USPTO Granted Patents = 1

Forward Citations = 0

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4 inventors (with patents filed for the assignee):

goldMedal Nan Chen (1 out of 19 patents)

silverMedal Wenwei Xie (1 out of 3 patents)

bronzeMedal Shuangjiang He (1 out of 2 patents)

4.  Song Lu (1 out of 1 patent)


1 patent:

1. 12629343 - Multi-layer transdermal drug delivery system containing ibuprofen or structural analogue thereof (2026-05-19),
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USPTO Data Jan 1 1976 - Sep 15 2026

1 Patents

#1,301 in Beijing

#18,478 in China

Beijing, CN
Beijing, China

Demotech, Inc.

Forward Citations = 0

4 inventors:

goldMedal Nan Chen (1 out of 19 patents)

silverMedal Wenwei Xie (1 out of 3 patents)

bronzeMedal Shuangjiang He (1 out of 2 patents)

4.  Song Lu (1 out of 1 patent)

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