Growing community of inventors

Busan, South Korea

ChangEun Song

Average Co-Inventor Count = 6.46

ph-index = 2

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 = 7

ChangEun SongJong Cheol Lee (2 patents)ChangEun SongSang Jin Moon (2 patents)ChangEun SongWon Suk Shin (2 patents)ChangEun SongSang Kyu Lee (2 patents)ChangEun SongHang Ken Lee (1 patent)ChangEun SongEunhee Lim (1 patent)ChangEun SongHoang Quoc Viet (1 patent)ChangEun SongChangEun Song (2 patents)Jong Cheol LeeJong Cheol Lee (22 patents)Sang Jin MoonSang Jin Moon (12 patents)Won Suk ShinWon Suk Shin (8 patents)Sang Kyu LeeSang Kyu Lee (7 patents)Hang Ken LeeHang Ken Lee (3 patents)Eunhee LimEunhee Lim (1 patent)Hoang Quoc VietHoang Quoc Viet (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Korea Research Institute of Chemical Technology (2 from 623 patents)

2. Kyonggi University Industry & Academia Cooperation Foundation (1 from 24 patents)


2 patents:

1. 10344028 - Organic semiconductor compound, production method thereof, and organic electronic device using the same

2. 9847489 - Polymer, method of preparing the same, and organic optoelectric device including the same

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as of
12/6/2025
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