% Expired Patents = 100.0

Forward Citations = 3

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4 inventors (with patents filed for the assignee):

Ho Seok Ko (2 out of 4 patents)

Wan Soo Han (2 out of 4 patents)

Young Woo Lee (2 out of 44 patents)

4. Sang Hoon Lee (2 out of 114 patents)

2 patents: Sort by Forward Citations

1. 7242392 - Keypad with EL united in keypad rubber and method for fabricating the same (2007-07-10),

2. 7106000 - El device with electrode layer for noise reduction and fabrication method thereof (2006-09-12),

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

2 Patents

#21 in Pyeongtaek

#3,801 in South Korea

Pyeongtaek, South Korea

Hansung Elcomtec Co., Ltd.

Forward Citations = 3

4 inventors:

Ho Seok Ko (2 out of 4 patents)

Wan Soo Han (2 out of 4 patents)

Young Woo Lee (2 out of 44 patents)

4. Sang Hoon Lee (2 out of 114 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Hansung Elcomtec Co., Ltd.. Retrieved from https://idiyas.com/company/hansung-elcomtec-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]