For the Inventor, By the Inventor

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Siheung-si, South Korea

Hwabaek Engineering Co., Ltd.

USPTO Granted Patents = 2

Forward Citations = 6

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3 inventors (with patents filed for the assignee):

Kang Gu Lee (2 out of 6 patents)

Young Hwan Uhm (1 out of 1 patent)

Jung Min Han (1 out of 1 patent)

2 patents: Sort by Forward Citations

1. 9850583 - Apparatus and method for forming lubricant recess having minute configuration in curved inner surface (2017-12-26),

2. 6435203 - Apparatus and method for regenerating etchant solution containing metal compound (2002-08-20),

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USPTO Data Jan 1 1976 - Dec 30 2025

2 Patents

#13 in Siheung-si

#3,610 in South Korea

Siheung-si, South Korea

Hwabaek Engineering Co., Ltd.

Forward Citations = 6

3 inventors:

Kang Gu Lee (2 out of 6 patents)

Young Hwan Uhm (1 out of 1 patent)

Jung Min Han (1 out of 1 patent)

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