Growing community of inventors

Seoul, South Korea

Changsik Song

Average Co-Inventor Count = 7.87

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

Changsik SongSangwon Kim (2 patents)Changsik SongHyeonjin Shin (2 patents)Changsik SongMinsu Seol (2 patents)Changsik SongDongwook Lee (2 patents)Changsik SongHyejin Cho (2 patents)Changsik SongJuhyen Lee (2 patents)Changsik SongTaewoo Kim (1 patent)Changsik SongDongcheol Jeong (1 patent)Changsik SongChangsik Song (2 patents)Sangwon KimSangwon Kim (317 patents)Hyeonjin ShinHyeonjin Shin (170 patents)Minsu SeolMinsu Seol (44 patents)Dongwook LeeDongwook Lee (38 patents)Hyejin ChoHyejin Cho (9 patents)Juhyen LeeJuhyen Lee (2 patents)Taewoo KimTaewoo Kim (24 patents)Dongcheol JeongDongcheol Jeong (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Samsung Electronics Co., Ltd. (2 from 131,611 patents)

2. Sungkyunkwan University (2 from 1,244 patents)


2 patents:

1. 12122732 - Functionalized polycyclic aromatic hydrocarbon compound and light-emitting device including the same

2. 10685844 - Hardmask composition, method of forming pattern by using the hardmask composition, and hardmask formed using the hardmask composition

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as of
12/26/2025
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