% Expired Patents = 50.0

Forward Citations = 15

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20 inventors (with patents filed for the assignee):

Sang-bong Park (1 out of 4 patents)

Young Soo Seok (1 out of 2 patents)

Kyung Sob Lee (1 out of 2 patents)

4. Gwang Ho Jin (1 out of 2 patents)

5. Jung Hun Oh (1 out of 2 patents)

6. Hyuk-Sung Park (1 out of 1 patent)

7. Kyeong-Soo Min (1 out of 1 patent)

8. Kyeong-Sub Lee (1 out of 1 patent)

9. Dong-Hyun Kim (1 out of 1 patent)

10. Mun-Suk Chun (1 out of 1 patent)

11. Dong-Sung Joo (1 out of 1 patent)

12. Hae-Sung Park (1 out of 1 patent)

13. Jae-Yeon Ryu (1 out of 1 patent)

14. Sung-Joon Ko (1 out of 1 patent)

15. Yong Gun Lee (1 out of 2 patents)

2 patents: Sort by Forward Citations

1. 10274322 - Method of tracing position of pipeline using mapping probe (2019-04-30),

2. 8279278 - Apparatus for photographing pipe without suspension of water supply and system for controlling the same (2012-10-02),

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

2 Patents

#200 in Seongnam

#3,796 in South Korea

Seongnam, South Korea

Water Resources Engineering Corporation

Forward Citations = 15

20 inventors:

Sang-bong Park (1 out of 4 patents)

Young Soo Seok (1 out of 2 patents)

Kyung Sob Lee (1 out of 2 patents)

4. Gwang Ho Jin (1 out of 2 patents)

5. Jung Hun Oh (1 out of 2 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Water Resources Engineering Corporation. Retrieved from https://idiyas.com/company/water-resources-engineering

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]