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USPTO Data Jan 1 1976 - Dec 30 2025
106 Patents
#7 in
#171 in South Korea
#7,196 in the World
Woongjin Coway Co., Ltd
Forward Citations = 1,185
128 inventors:
Woongjin Coway Co., Ltd
EPO Patents = 42
Trademarks = 7
Forward Citations = 1,185
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128 inventors (with patents filed for the assignee):
Hun Jung Choi (38 out of 48 patents)
Sung-Worl Jin (5 out of 9 patents)
Jin-Kyu Joung (4 out of 7 patents)
4. Youn-Kook Kim (4 out of 5 patents)
5. Ji-Hye Jeong (4 out of 4 patents)
6. Won Tae Kim (4 out of 25 patents)
7. Sun-Yong Lee (3 out of 9 patents)
8. Jong-Min Kim (3 out of 32 patents)
9. Jung-Hwan Lee (3 out of 42 patents)
10. Man-Uk Park (3 out of 5 patents)
11. Joung-Ho Son (3 out of 4 patents)
12. In-Seok Seo (3 out of 6 patents)
13. Jin-Seong Ka (3 out of 4 patents)
14. Ho-Dong Nam (3 out of 3 patents)
15. Ki-chul Kim (3 out of 62 patents)
Core Competencies:
Water Purifier
Air Purifier
Ice Maker
Massage Chair
Water Softener
Toilet Bidet
Hollow-Fibre Membrane Module
Hydrogen Gas Production
Clothing Care Unit
Flow Path Control Device
Electrical Leakage Breaker
Air Cleaning Device
106 patents:
Woongjin Coway Co., Ltd is a leading provider of home health appliances and multi-level marketing services based in South Korea. Founded in 1989, the company offers a wide range of products including water purifiers, air purifiers, bidets, and mattresses. Coway aims to enhance the quality of life through innovative and eco-friendly technologies. With a strong focus on customer satisfaction and sustainable practices, Coway has grown to become a global leader in the industry.
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42 patents (EPO):
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