Forward Citations = 0

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14 inventors (with patents filed for the assignee):

Jae Yeon Kim (1 out of 162 patents)

Namho Park (1 out of 14 patents)

Jang Sik Park (1 out of 2 patents)

4. Yeonho Kim (1 out of 69 patents)

5. Jong Il Park (1 out of 47 patents)

6. Yong Han Lee (1 out of 3 patents)

7. Seong Hwan Kim (1 out of 22 patents)

8. Hyung Seob Kim (1 out of 4 patents)

9. Jun Ho Kim (1 out of 38 patents)

10. Jeawan Kim (1 out of 17 patents)

11. Deok Soo Han (1 out of 1 patent)

12. Younhan Kim (1 out of 1 patent)

13. Bu Yong Choi (1 out of 1 patent)

14. Tae Ho Hong (1 out of 1 patent)

1 patent: Sort by Forward Citations

1. 12729892 - Valve assembly and a heat pump system including the same (2026-09-08),

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

1 Patents

#1,773 in Anseong-si

#5,790 in South Korea

Anseong-si, South Korea

Dong Il Machinery Co., Ltd.

Forward Citations = 0

14 inventors:

Jae Yeon Kim (1 out of 162 patents)

Namho Park (1 out of 14 patents)

Jang Sik Park (1 out of 2 patents)

4. Yeonho Kim (1 out of 69 patents)

5. Jong Il Park (1 out of 47 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Dong Il Machinery Co., Ltd.. Retrieved from https://idiyas.com/company/dong-il-machinery

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]