Growing community of inventors

Yongin-shi, South Korea

Ih Seob Chang

Average Co-Inventor Count = 8.00

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 = 3

Ih Seob Chang ↔ Duck Hee Kim (1 patent)Ih Seob Chang ↔ Ho Sik Rho (1 patent)Ih Seob Chang ↔ Hak Hee Kang (1 patent)Ih Seob Chang ↔ Kil Joong Kim (1 patent)Ih Seob Chang ↔ Jae Won You (1 patent)Ih Seob Chang ↔ Chun Ja Nam (1 patent)Ih Seob Chang ↔ Jong Eoun Hong (1 patent)Ih Seob ChangIh Seob Chang (1 patent)Duck Hee KimDuck Hee Kim (32 patents)Ho Sik RhoHo Sik Rho (19 patents)Hak Hee KangHak Hee Kang (6 patents)Kil Joong KimKil Joong Kim (5 patents)Jae Won YouJae Won You (5 patents)Chun Ja NamChun Ja Nam (1 patent)Jong Eoun HongJong Eoun Hong (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Pacific Corporation (1 from 49 patents)


1 patent:

1. 6410752 - Tocopherol derivatives and method for preparation thereof

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as of
12/28/2025
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