Seoul Semiconductor Co., Ltd., headquartered in Seoul, South Korea, specializes in the development and manufacturing of advanced light emitting devices. The company is a leader in the field of light emitting diodes (LEDs) and is known for its innovative technologies in display apparatus, lighting systems, and wafer-level packaging. Its research extends to applications in plant cultivation and the production of LED filament and white light sources, positioning it as a key player in the global lighting industry.

Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 20 2026

603 Patents

#26 in Seoul

#48 in South Korea

#1,623 in the World

Seoul, South Korea

Seoul Semiconductor Co., Ltd.

Forward Citations = 3,275

308 inventors:

Chung Hoon Lee (64 out of 206 patents)

Motonobu Takeya (51 out of 57 patents)

Walter Tews (40 out of 53 patents)

4. Gundula Roth (40 out of 52 patents)

5. Eun Ju Kim (37 out of 42 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Seoul Semiconductor Co., Ltd.. Retrieved from https://idiyas.com/company/seoul-semiconductor-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]

1 patent (CIPO):

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]

127 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]