Growing community of inventors

Seongnam-si, South Korea

Chang Hyuk One

Average Co-Inventor Count = 6.00

ph-index = 1

The patent ph-index is calculated by counting the number of publications for which an author has been cited by other authors at least that same number of times.

Forward Citations = 0

Chang Hyuk One ↔ Han Wool Cha (1 patent)Chang Hyuk One ↔ Eun Hye Kim (1 patent)Chang Hyuk One ↔ Seok Gyu Lee (1 patent)Chang Hyuk One ↔ In Hae Choi (1 patent)Chang Hyuk One ↔ Sul Gi Kim (1 patent)Chang Hyuk OneChang Hyuk One (1 patent)Han Wool ChaHan Wool Cha (7 patents)Eun Hye KimEun Hye Kim (5 patents)Seok Gyu LeeSeok Gyu Lee (3 patents)In Hae ChoiIn Hae Choi (3 patents)Sul Gi KimSul Gi Kim (3 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Kakao Corporation (1 from 104 patents)

2. Dk Techin Corp. (1 from 1 patent)


1 patent:

1. 12299059 - Method and apparatus for messaging service

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as of
1/8/2026
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