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Gyeonggi-do, South Korea

Joon-Su Ji

USPTO Granted Patents = 7

Average Co-Inventor Count = 3.8

ph-index = 3

Forward Citations = 72(Granted Patents)

Location History:

Kyunggi-do, KR (2003)
Suwon, KR (2004 - 2005)
Gyeonggi-do, KR (2008 - 2009)

Company Filing History:

7 out of 131,324

Samsung Electronics Co., Ltd.

Years Active: 2003-2009

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7 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 7626413 - Parallel testing of semiconductor devices using a dividing voltage supply unit (2009-12-01),

2. 7622940 - Semiconductor device having contact failure detector (2009-11-24),

3. 7423443 - Method of performing parallel test on semiconductor devices by dividing voltage supply unit (2008-09-09),

4. 6909297 - Probe card (2005-06-21),

5. 6906341 - Probe needle test apparatus and method (2005-06-14),

6. 6813804 - Apparatus and method for cleaning probe card contacts (2004-11-09),

7. 6571448 - Apparatus for attaching sand papers on dummy wafers (2003-06-03),

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