Company Badge
USPTO Data Jan 1 1976 - Oct 13 2026
5 Patents
#36 in Busan
#1,879 in South Korea
Youngdo Ind. Co., Ltd.
Forward Citations = 10
3 inventors:
Youngdo Ind. Co., Ltd.
% Expired Patents = 20.0
EPO Patents = 2
Trademarks = 2
Forward Citations = 10
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3 inventors (with patents filed for the assignee):
Kwang Ho Lee (4 out of 62 patents)
Woo Cheol Nam (1 out of 1 patent)
Jin Oh Shin (1 out of 1 patent)
5 patents:
Company Overview
Youngdo Ind. Co., Ltd. is a leading manufacturer of industrial valves and fittings based in South Korea. With over 30 years of experience, we specialize in producing high-quality products for various industries such as petrochemical, power generation, and water treatment. Our commitment to innovation and customer satisfaction has earned us a strong reputation in the global market.
Profile summary synthesized from public USPTO records and patent filings.
IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Youngdo Ind. Co., Ltd.. Retrieved from https://idiyas.com/company/youngdo-ind-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]
2 patents (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]