For the Inventor, By the Inventor

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Taejeon, South Korea

Hanchem Co., Ltd.

USPTO Granted Patents = 3

Forward Citations = 20

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11 inventors (with patents filed for the assignee):

Sang Jo Lee (2 out of 2 patents)

Nak Cheol Jeong (2 out of 2 patents)

Hyun Woung Hong (2 out of 2 patents)

4. Gun Cheol Kim (2 out of 2 patents)

5. Myung Joon Seo (2 out of 2 patents)

6. Sul A Kim (2 out of 2 patents)

7. Hosung Yu (1 out of 6 patents)

8. Jin Gab Oh (1 out of 1 patent)

9. SangJo Lee (1 out of 1 patent)

10. Nakcheol Jeong (1 out of 1 patent)

11. Hogyu Han (1 out of 2 patents)

3 patents: Sort by Forward Citations

1. 6759511 - Compound used as an amino-protecting group, process for preparing the same, and synthetic method of a peptide using the same (2004-07-06),

2. 6670458 - Process for preparation of L-ribose using 1,4-lactone (2003-12-30),

3. 6448415 - Chirality conversion method in lactone sugar compounds (2002-09-10),

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USPTO Data Jan 1 1976 - Jan 6 2026

3 Patents

#1 in Taejeon

#2,652 in South Korea

Taejeon, South Korea

Hanchem Co., Ltd.

Forward Citations = 20

11 inventors:

Sang Jo Lee (2 out of 2 patents)

Nak Cheol Jeong (2 out of 2 patents)

Hyun Woung Hong (2 out of 2 patents)

4. Gun Cheol Kim (2 out of 2 patents)

5. Myung Joon Seo (2 out of 2 patents)

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