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For the Inventor, By the Inventor

Gongju-si, South Korea

Coway Co., Ltd


USPTO Granted Patents = 211


Trademarks = 53

Forward Citations = 1,148

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308 inventors (with patents filed for the assignee):

goldMedal Sang-Woo Kang (17 out of 28 patents)

silverMedal Chan-Jung Park (16 out of 16 patents)

bronzeMedal Sang-Hyeon Kang (15 out of 15 patents)

4.  Jun-Hyoung Bae (14 out of 14 patents)

5.  Hyoung-Min Moon (13 out of 15 patents)

6.  Jong Ho Choi (12 out of 13 patents)

7.  Ga Hee Kim (11 out of 32 patents)

8.  Woong Jung (9 out of 17 patents)

9.  Eung Kyu Park (9 out of 13 patents)

10.  Jin-Min Kim (8 out of 13 patents)

11.  Jung-Hwan Lee (8 out of 42 patents)

12.  Hyun-Jin Hong (8 out of 8 patents)

13.  Hun Jung Choi (8 out of 48 patents)

14.  Sung-Han Yun (7 out of 7 patents)

15.  Chul-Ho Kim (7 out of 43 patents)


Core Competencies:
Air Purifier
Water Purifier
Antimicrobial Filter Media
Massage Chair
Electrodeionization Filter
Cooling Tank
Hot Water Discharging Apparatus
Bidet Device
Flow Rate Control Valve
Humidification Device
Ice-Making Evaporator
Multifunctional Storage System

211 patents:

1. 12508604 - Nozzle assembly and bidet including same (2025-12-30),
2. D1107174 - Water purifier (2025-12-23),
3. 12504212 - Ice maker (2025-12-23),
4. 12502630 - Air purifier (2025-12-23),
5. 12498179 - Thermoelectric cooling device and cold water generator having same (2025-12-16),
6. D1105366 - Water purifier (2025-12-09),
7. D1105365 - Water purifier (2025-12-09),
8. 12492830 - Humidifier (2025-12-09),
9. 12491463 - Air cleaner (2025-12-09),
10. 12486855 - Air blower (2025-12-02),
11. D1102803 - Water purifier (2025-11-25),
12. 12454451 - Water purification tank and water purifier comprising same (2025-10-28),
13. 12453938 - Filter frame and air purifier comprising same (2025-10-28),
14. D1093588 - Air purifier (2025-09-16),
15. 12410924 - Air purifier including bidirectional discharge flow path and method of controlling the same (2025-09-09),
Coway Co., Ltd is a leading company in the home appliance industry, specializing in water and air purifiers, bidets, and mattresses. With a commitment to improving the quality of life, Coway consistently develops innovative products and technologies that promote a healthier and more comfortable living environment. To learn more about Coway and explore its range of products, visit their official website.
This text is generated by artificial intelligence and may not be accurate.

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USPTO Data Jan 1 1976 - Dec 30 2025

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211 Patents

#1 in

#98 in

#3,914 in the World

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Gongju-si, South Korea

Coway Co., Ltd

Forward Citations = 1,148

308 inventors:

goldMedal Sang-Woo Kang (17 out of 28 patents)

silverMedal Chan-Jung Park (16 out of 16 patents)

bronzeMedal Sang-Hyeon Kang (15 out of 15 patents)

4.  Jun-Hyoung Bae (14 out of 14 patents)

5.  Hyoung-Min Moon (13 out of 15 patents)

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