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For the Inventor, By the Inventor

Asan, South Korea

Doowon Climate Control Co., Ltd.

Calculating rank
USPTO Granted Patents = 31

% Expired Patents = 3.2


Trademarks = 1

Forward Citations = 119

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108 inventors (with patents filed for the assignee):

goldMedal Jae Yeon Kim (7 out of 162 patents)

silverMedal Chul Min Kim (6 out of 70 patents)

bronzeMedal Byung Guk An (5 out of 7 patents)

4.  Wan Je Cho (4 out of 82 patents)

5.  Sang Shin Lee (4 out of 111 patents)

6.  Won Suk Lee (4 out of 5 patents)

7.  Man Hee Park (4 out of 41 patents)

8.  Myung Hoe Kim (4 out of 50 patents)

9.  Yeong Jun Kim (4 out of 26 patents)

10.  So La Chung (3 out of 48 patents)

11.  Man Ju Oh (3 out of 131 patents)

12.  Soon-Jong Lee (3 out of 3 patents)

13.  Kwang Ok Han (3 out of 12 patents)

14.  Jong Chul Kim (3 out of 29 patents)

15.  Kwang Woon Cho (3 out of 15 patents)


Core Competencies:
Refrigerant Circulating Apparatus
Heat Pump System
Air-Conditioning System
Thermal Management
Coolant Heater
Gas-Liquid Separation
Cooling Module
Heat Exchanger
Controller
Cooling Water Heating
Waste Heat Management
Air Controlling System

31 patents:

1. 12496879 - Heat pump system for a vehicle (2025-12-16),
2. 12496875 - Refrigerant circulating apparatus of vehicle (2025-12-16),
3. 12485731 - Roof-type air conditioner (2025-12-02),
4. 12397615 - Air-conditioning system for mobility vehicles (2025-08-26),
5. 12291077 - Air-conditioning device and system having an integrated heat exchanger (2025-05-06),
6. 12275292 - Thermal management system for vehicle (2025-04-14),
7. 11858309 - Vehicle thermal management system (2024-01-02),
8. 11707963 - Air conditioner for vehicle (2023-07-25),
9. 11491850 - Air conditioner for vehicle (2022-11-08),
10. 11383582 - Heat pump system for vehicle (2022-07-12),
11. 11383577 - Thermal management system for vehicle (2022-07-12),
12. 11378000 - Coolant heater for a vehicle (2022-07-05),
13. 11162721 - Gas-liquid separation device for vehicle (2021-11-02),
14. 11105253 - Coolant heating apparatus for electric vehicle (2021-08-31),
15. 10882377 - Cooling and heating system for vehicle (2021-01-05),
Company Overview
Doowon Climate Control Co., Ltd. is a prominent player in the automotive industry, specializing in the development and manufacturing of climate control systems. The company focuses on innovative solutions that enhance vehicle comfort and efficiency, utilizing advanced technologies in thermal management. Based in Asan, South Korea, Doowon is committed to research and development, aiming to meet the evolving demands of the automotive market while contributing to sustainable practices in climate control technology.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 27 2026

31 Patents

#4 in Asan

#443 in South Korea

#21,301 in the World

Asan, KR
Asan, South Korea

Doowon Climate Control Co., Ltd.

Forward Citations = 119

108 inventors:

goldMedal Jae Yeon Kim (7 out of 162 patents)

silverMedal Chul Min Kim (6 out of 70 patents)

bronzeMedal Byung Guk An (5 out of 7 patents)

4.  Wan Je Cho (4 out of 82 patents)

5.  Sang Shin Lee (4 out of 111 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Doowon Climate Control Co., Ltd.. Retrieved from https://idiyas.com/company/doowon-climate-control-company

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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