For the Inventor, By the Inventor

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Pyungtaek, Gyeonggi-do, South Korea

Hansung Elcomtec Co., Ltd.

USPTO Granted Patents = 2

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 42 patents)

4. Sang Hoon Lee (2 out of 111 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),

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USPTO Data Jan 1 1976 - Dec 30 2025

2 Patents

#1 in Pyungtaek, Gyeonggi-do

#3,610 in South Korea

Pyungtaek, Gyeonggi-do, 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 42 patents)

4. Sang Hoon Lee (2 out of 111 patents)

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