Growing community of inventors

Seoul, South Korea

Chang-Kyun Han

Average Co-Inventor Count = 7.49

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 = 21

Chang-Kyun HanWie-Jong Kwak (8 patents)Chang-Kyun HanJin Auh (5 patents)Chang-Kyun HanYoung-June Shin (5 patents)Chang-Kyun HanChang-Hwan Kim (4 patents)Chang-Kyun HanSoo-Im Chang (4 patents)Chang-Kyun HanSung-Hum Yeon (4 patents)Chang-Kyun HanKeun Ryu (3 patents)Chang-Kyun HanYong-Baik Cho (3 patents)Chang-Kyun HanJoo Hyon Kim (3 patents)Chang-Kyun HanMin-Ki Shin (3 patents)Chang-Kyun HanSe Jun Yun (3 patents)Chang-Kyun HanJong-Wook Lee (2 patents)Chang-Kyun HanBongcheol Kim (2 patents)Chang-Kyun HanGuang-Jin Im (2 patents)Chang-Kyun HanTae Kon Kim (2 patents)Chang-Kyun HanHunseung Yoo (2 patents)Chang-Kyun HanHae In Rhee (2 patents)Chang-Kyun HanSoomin Lee (2 patents)Chang-Kyun HanHyo-Jin Moon (2 patents)Chang-Kyun HanIn Ho Jung (2 patents)Chang-Kyun HanWonrack Choi (2 patents)Chang-Kyun HanSung-Min Kim (1 patent)Chang-Kyun HanJung-Woo Seo (1 patent)Chang-Kyun HanJung Bum Yi (1 patent)Chang-Kyun HanYong-baik Cho (1 patent)Chang-Kyun HanKey An Um (1 patent)Chang-Kyun HanKang-Jin Lee (1 patent)Chang-Kyun HanSo Yoon Lee (1 patent)Chang-Kyun HanDo Seung Kum (1 patent)Chang-Kyun HanTaek-Soo Kim (1 patent)Chang-Kyun HanTae-Hoo Yi (1 patent)Chang-Kyun HanDong-Oh Han (1 patent)Chang-Kyun HanKi Won Joung (1 patent)Chang-Kyun HanHwan-su Kim (1 patent)Chang-Kyun HanJae-suk An (1 patent)Chang-Kyun HanTaek-soo Kim (1 patent)Chang-Kyun HanBong Cheol Kim (1 patent)Chang-Kyun HanHee Jae Shin (1 patent)Chang-Kyun HanSoon Keun Lee (1 patent)Chang-Kyun HanChilMann Jung (1 patent)Chang-Kyun HanGi Uk Jang (1 patent)Chang-Kyun HanEun Jung Noh (1 patent)Chang-Kyun HanKiwon Joung (1 patent)Chang-Kyun HanKang-Hyun Leem (1 patent)Chang-Kyun HanHye Yeon Baek (1 patent)Chang-Kyun HanHo-Young Kwak (1 patent)Chang-Kyun HanJun-Seok Lee (1 patent)Chang-Kyun HanJi-Hye Lee (1 patent)Chang-Kyun HanSeung-In Choe (1 patent)Chang-Kyun HanChil Mann Jung (1 patent)Chang-Kyun HanTaek Su Kim (1 patent)Chang-Kyun HanHun Seung Yoo (1 patent)Chang-Kyun HanKeun Ho Ryu (0 patent)Chang-Kyun HanTae Kon 348-11 Hyundai Byeoksan Apt 886-1 Kim (0 patent)Chang-Kyun HanChilmann C-103 Milae House Jung (0 patent)Chang-Kyun HanBong Cheol Kim (0 patent)Chang-Kyun HanChang-Kyun Han (13 patents)Wie-Jong KwakWie-Jong Kwak (9 patents)Jin AuhJin Auh (6 patents)Young-June ShinYoung-June Shin (5 patents)Chang-Hwan KimChang-Hwan Kim (42 patents)Soo-Im ChangSoo-Im Chang (4 patents)Sung-Hum YeonSung-Hum Yeon (4 patents)Keun RyuKeun Ryu (13 patents)Yong-Baik ChoYong-Baik Cho (5 patents)Joo Hyon KimJoo Hyon Kim (4 patents)Min-Ki ShinMin-Ki Shin (3 patents)Se Jun YunSe Jun Yun (3 patents)Jong-Wook LeeJong-Wook Lee (61 patents)Bongcheol KimBongcheol Kim (5 patents)Guang-Jin ImGuang-Jin Im (5 patents)Tae Kon KimTae Kon Kim (4 patents)Hunseung YooHunseung Yoo (3 patents)Hae In RheeHae In Rhee (3 patents)Soomin LeeSoomin Lee (3 patents)Hyo-Jin MoonHyo-Jin Moon (2 patents)In Ho JungIn Ho Jung (2 patents)Wonrack ChoiWonrack Choi (2 patents)Sung-Min KimSung-Min Kim (106 patents)Jung-Woo SeoJung-Woo Seo (7 patents)Jung Bum YiJung Bum Yi (6 patents)Yong-baik ChoYong-baik Cho (4 patents)Key An UmKey An Um (4 patents)Kang-Jin LeeKang-Jin Lee (4 patents)So Yoon LeeSo Yoon Lee (3 patents)Do Seung KumDo Seung Kum (2 patents)Taek-Soo KimTaek-Soo Kim (2 patents)Tae-Hoo YiTae-Hoo Yi (2 patents)Dong-Oh HanDong-Oh Han (2 patents)Ki Won JoungKi Won Joung (1 patent)Hwan-su KimHwan-su Kim (1 patent)Jae-suk AnJae-suk An (1 patent)Taek-soo KimTaek-soo Kim (1 patent)Bong Cheol KimBong Cheol Kim (1 patent)Hee Jae ShinHee Jae Shin (1 patent)Soon Keun LeeSoon Keun Lee (1 patent)ChilMann JungChilMann Jung (1 patent)Gi Uk JangGi Uk Jang (1 patent)Eun Jung NohEun Jung Noh (1 patent)Kiwon JoungKiwon Joung (1 patent)Kang-Hyun LeemKang-Hyun Leem (1 patent)Hye Yeon BaekHye Yeon Baek (1 patent)Ho-Young KwakHo-Young Kwak (1 patent)Jun-Seok LeeJun-Seok Lee (1 patent)Ji-Hye LeeJi-Hye Lee (1 patent)Seung-In ChoeSeung-In Choe (1 patent)Chil Mann JungChil Mann Jung (1 patent)Taek Su KimTaek Su Kim (1 patent)Hun Seung YooHun Seung Yoo (1 patent)Keun Ho RyuKeun Ho Ryu (0 patent)Tae Kon 348-11 Hyundai Byeoksan Apt 886-1 KimTae Kon 348-11 Hyundai Byeoksan Apt 886-1 Kim (0 patent)Chilmann C-103 Milae House JungChilmann C-103 Milae House Jung (0 patent)Bong Cheol KimBong Cheol Kim (0 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Sk Chemicals Co., Ltd. (7 from 200 patents)

2. Ahn-Gook Pharmaceutical Co., Ltd. (5 from 7 patents)

3. Sunkyong Industries Ltd. (1 from 9 patents)


13 patents:

1. 9180153 - Sophorae Radix extract for prevention and treatment of respiratory diseases

2. RE45524 - Extract ofand novel use thereof in treating respiratory disease

3. 8871282 - [object Object]

4. 8790687 - Triterpene compounds which are effective on improvement of brain function

5. 8652537 - Herbal drug composition for cartilage protection

6. 8642096 - Pharmaceutical composition containing herbal extract for prevention or treatment of nephritis

7. 8491942 - Preventing or treating periodontal diseases by herbal extract

8. 8425953 - [object Object]

9. 8158168 - [object Object]

10. 7919127 - [object Object]

11. 7695741 - Topical formulation for prevention and treatment of acne

12. 7314644 - [object Object]

13. 5910307 - Process of extracting and purifying biologically effective ingredients

Please report any incorrect information to support@idiyas.com
idiyas.com
as of
1/5/2026
Loading…