For the Inventor, By the Inventor

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Seoul, South Korea

Bstech Co. Ltd.

USPTO Granted Patents = 3

Forward Citations = 20

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5 inventors (with patents filed for the assignee):

Seungyoup Lee (3 out of 3 patents)

Minsik Lee (1 out of 1 patent)

Sungwoo Lee (1 out of 3 patents)

4. Kyungseok Byun (1 out of 1 patent)

5. Kyuman Choi (1 out of 1 patent)

3 patents: Sort by Forward Citations

1. 7664261 - Encryption processor (2010-02-16),

2. 7293790 - Omni-directional toy vehicle (2007-11-13),

3. 7293605 - Feed-back control system for heat exchanger with natural shedding frequency (2007-11-13),

Company Badge

USPTO Data Jan 1 1976 - Jan 13 2026

3 Patents

#866 in Seoul

#2,654 in South Korea

Seoul, South Korea

Bstech Co. Ltd.

Forward Citations = 20

5 inventors:

Seungyoup Lee (3 out of 3 patents)

Minsik Lee (1 out of 1 patent)

Sungwoo Lee (1 out of 3 patents)

4. Kyungseok Byun (1 out of 1 patent)

5. Kyuman Choi (1 out of 1 patent)

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