Growing community of inventors

Yongin-si, South Korea

Ih Soop Chang

Average Co-Inventor Count = 7.00

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

Ih Soop Chang ↔ Ho Sik Rho (1 patent)Ih Soop Chang ↔ Heung Soo Baek (1 patent)Ih Soop Chang ↔ Ok Sub Lee (1 patent)Ih Soop Chang ↔ Chang Man Park (1 patent)Ih Soop Chang ↔ Jeong A Lee (1 patent)Ih Soop Chang ↔ Duck Hoo Kim (1 patent)Ih Soop ChangIh Soop Chang (1 patent)Ho Sik RhoHo Sik Rho (19 patents)Heung Soo BaekHeung Soo Baek (9 patents)Ok Sub LeeOk Sub Lee (6 patents)Chang Man ParkChang Man Park (3 patents)Jeong A LeeJeong A Lee (2 patents)Duck Hoo KimDuck Hoo Kim (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Amorepacific Corporation (1 from 541 patents)


1 patent:

1. 7485750 - Hydroxamic acid derivatives and the preparation method thereof

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idiyas.com
as of
12/27/2025
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