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For the Inventor, By the Inventor

Incheon, South Korea

Sunstar Co., Ltd.


USPTO Granted Patents = 3

% Expired Patents = 66.7

Trademarks = 2

Forward Citations = 1

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2 inventors (with patents filed for the assignee):

goldMedal Dong Gyu Lee (2 out of 2 patents)

silverMedal Dong Woo Kim (1 out of 139 patents)


3 patents:

1. 9187853 - Sewing machine and method of controlling operation of the same (2015-11-17),
2. 8640638 - Sewing machine and control method for driving the same (2014-02-04),
3. 8499704 - Motor pulley for overlock sewing machine (2013-08-06),
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USPTO Data Jan 1 1976 - Sep 29 2026

3 Patents

#123 in Incheon

#2,785 in South Korea

Incheon, KR
Incheon, South Korea

Sunstar Co., Ltd.

Forward Citations = 1

2 inventors:

goldMedal Dong Gyu Lee (2 out of 2 patents)

silverMedal Dong Woo Kim (1 out of 139 patents)

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