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For the Inventor, By the Inventor

Daejeon, South Korea

Hanon Systems


USPTO Granted Patents = 778



Trademarks = 7

Forward Citations = 901

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952 inventors (with patents filed for the assignee):

goldMedal Sung Je Lee (33 out of 35 patents)

silverMedal Kweon Soo Lim (25 out of 31 patents)

bronzeMedal Marc Graaf (25 out of 32 patents)

4.  Soo Cheol Jeong (24 out of 28 patents)

5.  Navid Durrani (21 out of 22 patents)

6.  Hae Jun Lee (21 out of 22 patents)

7.  Stephan Werker (20 out of 20 patents)

8.  Tae Yong Park (19 out of 19 patents)

9.  Kyung Jae Lee (19 out of 21 patents)

10.  Bernd Guntermann (18 out of 20 patents)

11.  Leo Somhorst (18 out of 18 patents)

12.  Tae Wan Kim (18 out of 67 patents)

13.  Eric William Kesler (18 out of 26 patents)

14.  Hak Kyu Kim (17 out of 18 patents)

15.  Hong-Young Lim (17 out of 26 patents)


Core Competencies:
Electric Compressor
Air Conditioning System
Heat Pump System
Thermal Management System
Variable Displacement Compressor
HVAC Technology
Integrated Heat Exchanger
Fluid Connection Elements
Portable Air Cleaner
Temperature Measurement Apparatus
Motor Driving Control
Pressure Pulsation Damping

778 patents:

1. 12510302 - Heat exchanger (2025-12-30),
2. 12510076 - Electric compressor (2025-12-30),
3. 12508880 - Vehicle air-conditioning apparatus (2025-12-30),
4. 12508877 - Heat pump system for vehicle and method for controlling same (2025-12-30),
5. 12496879 - Heat pump system for a vehicle (2025-12-16),
6. 12496875 - Refrigerant circulating apparatus of vehicle (2025-12-16),
7. 12483090 - Electric compressor (2025-11-25),
8. 12483088 - Electric compressor (2025-11-25),
9. 12480607 - Connection element for connecting lines for conducting a fluid (2025-11-25),
10. 12480493 - Device for compressing a gaseous fluid and method for operating the device (2025-11-25),
11. 12479266 - Air conditioner for vehicle (2025-11-25),
12. 12474097 - Multi-way coolant valve and heat pump system having the same (2025-11-18),
13. 12460838 - PTC heater (2025-11-04),
14. 12460644 - Scroll compressor (2025-11-04),
15. 12460642 - Devices for compressing a gaseous fluid and method of operating a device for compressing a gaseous fluid (2025-11-04),
Hanon Systems is a leading global provider of advanced thermal and energy management solutions for the automotive sector. With a strong focus on sustainable technology, Hanon Systems develops and manufactures innovative products and technologies that optimize energy efficiency and reduce emissions. With a global presence and a commitment to customer satisfaction, Hanon Systems aims to transform the future of automotive thermal solutions.
This text is generated by artificial intelligence and may not be accurate.

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USPTO Data Jan 1 1976 - Dec 30 2025

778 Patents

#3 in Daejeon

#40 in South Korea

#1,249 in the World

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Daejeon, South Korea

Hanon Systems

Forward Citations = 901

952 inventors:

goldMedal Sung Je Lee (33 out of 35 patents)

silverMedal Kweon Soo Lim (25 out of 31 patents)

bronzeMedal Marc Graaf (25 out of 32 patents)

4.  Soo Cheol Jeong (24 out of 28 patents)

5.  Navid Durrani (21 out of 22 patents)

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