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Seoul, South Korea

Geun Sig Cha

USPTO Granted Patents = 2

Forward Citations = 62

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11 inventors (with patents filed for the assignee):

Geun Sig Cha (2 out of 38 patents)

Hakhyun Nam (2 out of 39 patents)

Gang Cui (1 out of 16 patents)

4. Jeonghan Ha (1 out of 3 patents)

5. Jina Yoo (1 out of 9 patents)

6. Hyo Lin Lee (1 out of 1 patent)

7. Yong Suk Choi (1 out of 15 patents)

8. Sung Dong Lee (1 out of 7 patents)

9. Jae Ho Shin (1 out of 19 patents)

10. Seong Hee Oh (1 out of 1 patent)

11. Joung Su Lee (1 out of 2 patents)

2 patents: Sort by Forward Citations

1. 6964734 - Planar reference electrode (2005-11-15),

2. 6793789 - Reference electrode with a polymeric reference electrode membrane (2004-09-21),

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USPTO Data Jan 1 1976 - Dec 30 2025

2 Patents

#1,172 in Seoul

#3,610 in South Korea

Seoul, South Korea

Geun Sig Cha

Forward Citations = 62

11 inventors:

Geun Sig Cha (2 out of 38 patents)

Hakhyun Nam (2 out of 39 patents)

Gang Cui (1 out of 16 patents)

4. Jeonghan Ha (1 out of 3 patents)

5. Jina Yoo (1 out of 9 patents)

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