Growing community of inventors

Seoul, South Korea

Man Sik Chang

Average Co-Inventor Count = 9.17

ph-index = 3

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 = 27

Man Sik ChangWahn Soo Choi (3 patents)Man Sik ChangKae Jong Chung (3 patents)Man Sik ChangYoung Heui Kim (2 patents)Man Sik ChangSung Gyu Kim (2 patents)Man Sik ChangYoung Hun Kim (2 patents)Man Sik ChangJae Kwang Chun (2 patents)Man Sik ChangJang Hoon Paek (2 patents)Man Sik ChangDae Pil Kang (2 patents)Man Sik ChangHan Yong Yoo (2 patents)Man Sik ChangKwi Hyon Seo (2 patents)Man Sik ChangSang Kwon Sohn (1 patent)Man Sik ChangJun Pyo Chai (1 patent)Man Sik ChangYoung Kuk Chung (1 patent)Man Sik ChangSung Chul Kim (1 patent)Man Sik ChangJong Ok Chun (1 patent)Man Sik ChangBog Goo Kang (1 patent)Man Sik ChangMan Sik Chang (3 patents)Wahn Soo ChoiWahn Soo Choi (5 patents)Kae Jong ChungKae Jong Chung (4 patents)Young Heui KimYoung Heui Kim (2 patents)Sung Gyu KimSung Gyu Kim (2 patents)Young Hun KimYoung Hun Kim (2 patents)Jae Kwang ChunJae Kwang Chun (2 patents)Jang Hoon PaekJang Hoon Paek (2 patents)Dae Pil KangDae Pil Kang (2 patents)Han Yong YooHan Yong Yoo (2 patents)Kwi Hyon SeoKwi Hyon Seo (2 patents)Sang Kwon SohnSang Kwon Sohn (1 patent)Jun Pyo ChaiJun Pyo Chai (1 patent)Young Kuk ChungYoung Kuk Chung (1 patent)Sung Chul KimSung Chul Kim (1 patent)Jong Ok ChunJong Ok Chun (1 patent)Bog Goo KangBog Goo Kang (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Yungjin Pharmaceutical Co., Ltd. (3 from 10 patents)


3 patents:

1. 6043373 - Heterocycle-fused thiazole derivatives

2. 5952504 - 4-amino-3-acylnaphthyridine derivatives

3. 5731007 - Pharmaceutical composition for skin diseases

Please report any incorrect information to support@idiyas.com
idiyas.com
as of
1/22/2026
Loading…