For the Inventor, By the Inventor

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Kyurggi-Do, South Korea

Amst Company Limited

USPTO Granted Patents = 3

Forward Citations = 44

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7 inventors (with patents filed for the assignee):

Ha Poong Jeong (2 out of 2 patents)

Byung Chang Song (2 out of 2 patents)

Dong In Kim (1 out of 31 patents)

4. In-Buhm Chung (1 out of 1 patent)

5. Young Kyum Ahn (1 out of 1 patent)

6. Sam Won Chung (1 out of 1 patent)

7. Dong Il Kim (1 out of 37 patents)

3 patents: Sort by Forward Citations

1. 7868636 - Probe card and method for fabricating the same (2011-01-11),

2. 6956386 - Micro-cantilever type probe card (2005-10-18),

3. 6414501 - Micro cantilever style contact pin structure for wafer probing (2002-07-02),

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USPTO Data Jan 1 1976 - Dec 23 2025

3 Patents

#1 in Kyurggi-Do

#8,264 in South Korea

Kyurggi-Do, South Korea

Amst Company Limited

Forward Citations = 44

7 inventors:

Ha Poong Jeong (2 out of 2 patents)

Byung Chang Song (2 out of 2 patents)

Dong In Kim (1 out of 31 patents)

4. In-Buhm Chung (1 out of 1 patent)

5. Young Kyum Ahn (1 out of 1 patent)

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