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For the Inventor, By the Inventor

Daejeon, South Korea

Coxem Co., Ltd


USPTO Granted Patents = 2

Trademarks = 1

Forward Citations = 0

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1 inventor (with patents filed for the assignee):

goldMedal Jun Hee Lee (2 out of 9 patents)


2 patents:

1. 12217933 - Detachable column unit of scanning electron microscope, and method for providing the same (2025-02-04),
2. 11978610 - Scanning electron microscope having detachable column, and image acquisition method using the same (2024-05-07),
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USPTO Data Jan 1 1976 - Jan 6 2026

2 Patents

#198 in Daejeon

#3,612 in South Korea

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Daejeon, South Korea

Coxem Co., Ltd

Forward Citations = 0

1 inventor:

goldMedal Jun Hee Lee (2 out of 9 patents)

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