Growing community of inventors

Seoul, South Korea

Chang Hyun Oh

Average Co-Inventor Count = 1.56

ph-index = 7

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 = 131

Chang Hyun OhKyung Ho Yoo (6 patents)Chang Hyun OhHwan Geun Choi (3 patents)Chang Hyun OhTae Bo Sim (3 patents)Chang Hyun OhDong Keun Han (3 patents)Chang Hyun OhYoung Jin Ham (3 patents)Chang Hyun OhJung Mi Hah (3 patents)Chang Hyun OhHwan Oh Kim (2 patents)Chang Hyun OhSo Ha Lee (2 patents)Chang Hyun OhHong Seok Choi (2 patents)Chang Hyun OhI El-Gamal Mohammed (2 patents)Chang Hyun OhAbdel-Maksoud Mohammed (2 patents)Chang Hyun OhGamal El-din Mahmoud (2 patents)Chang Hyun OhHwan Mook Kim (1 patent)Chang Hyun OhJung Beom Son (1 patent)Chang Hyun OhSung Yun Cho (1 patent)Chang Hyun OhDong Cho Han (1 patent)Chang Hyun OhJae Du Ha (1 patent)Chang Hyun OhJung Hyuck Cho (1 patent)Chang Hyun OhByoung Mog Kwon (1 patent)Chang Hyun OhEun Jin Jun (1 patent)Chang Hyun OhJung-Hun Lee (1 patent)Chang Hyun OhIbrahim Mustafa El-Deeb (1 patent)Chang Hyun OhByung Sun Park (1 patent)Chang Hyun OhSu Jin Jung (1 patent)Chang Hyun OhDong Sik Park (1 patent)Chang Hyun OhUsama M Ammar (1 patent)Chang Hyun OhGamal El-Din Mahmoud (0 patent)Chang Hyun OhEl-Gamal I Mohammed (0 patent)Chang Hyun OhUsama M Ammar (0 patent)Chang Hyun OhChang Hyun Oh (16 patents)Kyung Ho YooKyung Ho Yoo (27 patents)Hwan Geun ChoiHwan Geun Choi (51 patents)Tae Bo SimTae Bo Sim (21 patents)Dong Keun HanDong Keun Han (17 patents)Young Jin HamYoung Jin Ham (13 patents)Jung Mi HahJung Mi Hah (8 patents)Hwan Oh KimHwan Oh Kim (8 patents)So Ha LeeSo Ha Lee (4 patents)Hong Seok ChoiHong Seok Choi (3 patents)I El-Gamal MohammedI El-Gamal Mohammed (2 patents)Abdel-Maksoud MohammedAbdel-Maksoud Mohammed (2 patents)Gamal El-din MahmoudGamal El-din Mahmoud (2 patents)Hwan Mook KimHwan Mook Kim (82 patents)Jung Beom SonJung Beom Son (16 patents)Sung Yun ChoSung Yun Cho (14 patents)Dong Cho HanDong Cho Han (10 patents)Jae Du HaJae Du Ha (10 patents)Jung Hyuck ChoJung Hyuck Cho (7 patents)Byoung Mog KwonByoung Mog Kwon (6 patents)Eun Jin JunEun Jin Jun (2 patents)Jung-Hun LeeJung-Hun Lee (2 patents)Ibrahim Mustafa El-DeebIbrahim Mustafa El-Deeb (2 patents)Byung Sun ParkByung Sun Park (2 patents)Su Jin JungSu Jin Jung (2 patents)Dong Sik ParkDong Sik Park (2 patents)Usama M AmmarUsama M Ammar (1 patent)Gamal El-Din MahmoudGamal El-Din Mahmoud (0 patent)El-Gamal I MohammedEl-Gamal I Mohammed (0 patent)Usama M AmmarUsama M Ammar (0 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. J & L Importers, Inc. (9 from 9 patents)

2. Korea Institute of Science and Technology (7 from 2,164 patents)

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

4. Korea Research Institute of Bioscience and Biotechnology (1 from 321 patents)


16 patents:

1. 11332479 - Imidazooxazole derivative having antitumor effect, and pharmaceutical composition including same

2. 10570155 - Imidazooxazole derivative having antitumor effect, and pharmaceutical composition including same

3. 8765749 - 1,6-disubstituted indole compounds as protein kinase inhibitors

4. 8754209 - Indazole derivatives or pharmaceutically acceptable salts thereof as protein kinase inhibitors for proliferative diseases treatment, and a pharmaceutical composition containing the same as an active ingredient

5. 8329708 - 1,3,6-substituted indole derivatives having inhibitory activity for protein kinase

6. 8273880 - Pyrazole compounds with inhibitory activity against ROS kinase

7. 8168797 - Oxazolidinone derivative with difluorophenyl moiety, pharmaceutically acceptable salt thereof, preparation method thereof and antibiotic composition containing the same as an active ingredient

8. D292471 - Cooking utensil or similar article

9. D292470 - Fry pan or similar article

10. D292472 - Fry pan or similar article

11. D292362 - Cooking utensil or similar article

12. D292363 - Fry pan or similar article

13. D292165 - Fry pan or similar article

14. D292164 - Fry pan or similar article

15. 4622948 - Cookware having integrally formed natural stone bottoms and method of

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12/5/2025
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