For the Inventor, By the Inventor

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Seoul, South Korea

Hetko, Inc.

USPTO Granted Patents = 3

Forward Citations = 11

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4 inventors (with patents filed for the assignee):

Jun Bae Lee (3 out of 9 patents)

Shin Yon Jo (2 out of 2 patents)

Ki Heung Chang (1 out of 1 patent)

4. Seung Gil Lee (1 out of 1 patent)

3 patents: Sort by Forward Citations

1. 8189307 - Composite type electric circuit breaker and method thereof (2012-05-29),

2. 8072716 - AFCI device (2011-12-06),

3. 7652566 - Arc wave generator for testing an arc-fault circuit interrupter (2010-01-26),

Company Badge

USPTO Data Jan 1 1976 - Jan 6 2026

3 Patents

#864 in Seoul

#2,649 in South Korea

Seoul, South Korea

Hetko, Inc.

Forward Citations = 11

4 inventors:

Jun Bae Lee (3 out of 9 patents)

Shin Yon Jo (2 out of 2 patents)

Ki Heung Chang (1 out of 1 patent)

4. Seung Gil Lee (1 out of 1 patent)

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