For the Inventor, By the Inventor

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Pyeongtaek, South Korea

Hpk Inc.

USPTO Granted Patents = 2

Forward Citations = 0

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9 inventors (with patents filed for the assignee):

Chang Hyun Cho (2 out of 4 patents)

Chang Se Woo (2 out of 4 patents)

Kap Seung Yang (2 out of 5 patents)

4. Chang Ha Lim (2 out of 3 patents)

5. Chung Hyung Joh (1 out of 1 patent)

6. Hong Min Kim (1 out of 1 patent)

7. Sun Ho Choe (1 out of 2 patents)

8. Kyung Ae Oh (1 out of 1 patent)

9. Eun Ji Kim (1 out of 1 patent)

2 patents: Sort by Forward Citations

1. 11367865 - Method of manufacturing composite anode material and composite anode material for lithium secondary battery (2022-06-21),

2. 11268215 - Method of producing carbon fiber (2022-03-08),

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USPTO Data Jan 1 1976 - Sep 29 2026

2 Patents

#20 in Pyeongtaek

#3,785 in South Korea

Pyeongtaek, South Korea

Hpk Inc.

Forward Citations = 0

9 inventors:

Chang Hyun Cho (2 out of 4 patents)

Chang Se Woo (2 out of 4 patents)

Kap Seung Yang (2 out of 5 patents)

4. Chang Ha Lim (2 out of 3 patents)

5. Chung Hyung Joh (1 out of 1 patent)

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