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For the Inventor, By the Inventor

Seoul, South Korea

Techcross Inc.


USPTO Granted Patents = 2


Trademarks = 3

Forward Citations = 0

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5 inventors (with patents filed for the assignee):

goldMedal Kyuwon Park (1 out of 2 patents)

silverMedal Seongtae Kim (1 out of 3 patents)

bronzeMedal Haidon Lee (1 out of 2 patents)

4.  Gwangho Lee (1 out of 1 patent)

5.  Chae Hyung Ryu (1 out of 1 patent)

6.  Sang-Soo Choi (0 patent)

7.  Jongwook Lee (0 patent)

8.  Michael Choi (0 patent)

9.  Byung-Ok Im (0 patent)


2 patents:

1. 12467449 - Transfer pump for a fixed amount of fluid (2025-11-11),
2. 10351450 - Ballast water treatment system by using NaDCC (2019-07-16),
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USPTO Data Jan 1 1976 - Dec 30 2025

2 Patents

#1,172 in Seoul

#3,610 in South Korea

...
Seoul, South Korea

Techcross Inc.

Forward Citations = 0

5 inventors:

goldMedal Kyuwon Park (1 out of 2 patents)

silverMedal Seongtae Kim (1 out of 3 patents)

bronzeMedal Haidon Lee (1 out of 2 patents)

4.  Gwangho Lee (1 out of 1 patent)

5.  Chae Hyung Ryu (1 out of 1 patent)

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