Hangreentech Co., Ltd.

Calculating rank

USPTO Granted Patents = 1

Forward Citations = 0

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4 inventors (with patents filed for the assignee):

Wang Tak Lee (1 out of 1 patent)

Sung Kyun Park (1 out of 1 patent)

Tae Soo Suh (1 out of 1 patent)

4. Dae Hyun Kim (1 out of 146 patents)

1 patent: Sort by Forward Citations

1. 10363723 - Functional packaging material for maintaining freshness having improved antimicrobial activity and method for making the same (2019-07-30),

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USPTO Data Jan 1 1976 - Nov 3 2026

1 Patents

#1,960 in Seoul

#5,816 in South Korea

Seoul, South Korea

Hangreentech Co., Ltd.

Forward Citations = 0

4 inventors:

Wang Tak Lee (1 out of 1 patent)

Sung Kyun Park (1 out of 1 patent)

Tae Soo Suh (1 out of 1 patent)

4. Dae Hyun Kim (1 out of 146 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Hangreentech Co., Ltd.. Retrieved from https://idiyas.com/company/hangreentech-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]