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For the Inventor, By the Inventor

Bucheon, South Korea

Cellreturn Co., Ltd.


USPTO Granted Patents = 2

Forward Citations = 17

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2 inventors (with patents filed for the assignee):

goldMedal Il Gyu Kim (1 out of 175 patents)

silverMedal Ilsoo Kim (1 out of 1 patent)


2 patents:

1. D941481 - LED light face care mask (2022-01-18),
2. 10468561 - LED module for increasing effective wavelengths output (2019-11-05),
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USPTO Data Jan 1 1976 - Sep 29 2026

2 Patents

#31 in Bucheon

#3,785 in South Korea

Bucheon, KR
Bucheon, South Korea

Cellreturn Co., Ltd.

Forward Citations = 17

2 inventors:

goldMedal Il Gyu Kim (1 out of 175 patents)

silverMedal Ilsoo Kim (1 out of 1 patent)

Please report any incorrect information to [email protected]
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