For the Inventor, By the Inventor

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Seoul, South Korea

Sd Biotechnologies Co., Ltd.

USPTO Granted Patents = 1

Trademarks = 25

Forward Citations = 0

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4 inventors (with patents filed for the assignee):

Tae-Hoo Yi (1 out of 2 patents)

Chang-shik Yin (1 out of 1 patent)

Seuk-Hwan Chung (1 out of 1 patent)

4. Sul-Woong Park (1 out of 1 patent)

1 patent: Sort by Forward Citations

1. 10639229 - Three-dimensional negative pressure stimulator module capable of performing customized composite stimulation for improvement of skin functions (2020-05-05),

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USPTO Data Jan 1 1976 - Dec 16 2025

1 Patents

#1,752 in Seoul

#5,485 in South Korea

Seoul, South Korea

Sd Biotechnologies Co., Ltd.

Forward Citations = 0

4 inventors:

Tae-Hoo Yi (1 out of 2 patents)

Chang-shik Yin (1 out of 1 patent)

Seuk-Hwan Chung (1 out of 1 patent)

4. Sul-Woong Park (1 out of 1 patent)

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