Company Badge
USPTO Data Jan 1 1976 - Oct 27 2026
7 Patents
#4 in Jeollabuk-do
#1,435 in South Korea
Dae Chang Co., Ltd.
Forward Citations = 6
13 inventors:
Dae Chang Co., Ltd.
Calculating rank
% Expired Patents = 57.1
EPO Patents = 1
Trademarks = 2
Forward Citations = 6
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13 inventors (with patents filed for the assignee):
Jun Dong Ji (6 out of 6 patents)
Won Young Chae (2 out of 2 patents)
Myeong Ji O (2 out of 2 patents)
4. Jung Woo Lee (2 out of 51 patents)
5. Jong Myung Kim (2 out of 5 patents)
6. Kyong Su Lee (1 out of 1 patent)
7. Hyeon-Cheol Woo (1 out of 1 patent)
8. Tae Il Kim (1 out of 33 patents)
9. Won Woo Choi (1 out of 1 patent)
10. Kyoung Hun Nam (1 out of 1 patent)
11. Gye Young Shin (1 out of 1 patent)
12. Dong Hyuk Yim (1 out of 2 patents)
13. Joon Dong Ji (1 out of 2 patents)
14. Jinhyok An (6 patents)
15. Jongmyung Kim (0 patent)
7 patents:
Company Overview
Dae Chang Co., Ltd. is a leading manufacturer and supplier of high-quality industrial equipment and machinery. With over 20 years of experience, we have established a strong reputation for providing innovative solutions to meet the needs of our customers. Our product range includes hydraulic presses, power hammers, and forging machines. We are committed to delivering superior products and exceptional customer service to businesses worldwide.
Profile summary synthesized from public USPTO records and patent filings.
IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Dae Chang Co., Ltd.. Retrieved from https://idiyas.com/company/dae-chang-company
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]
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]
1 patent (EPO):
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]