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Daejeon, South Korea

Kt&g Corporation

USPTO Granted Patents = 380

CIPO Patents = 61

EPO Patents = 225

Trademarks = 63

Forward Citations = 499

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286 inventors (with patents filed for the assignee):

Jong Sub Lee (74 out of 76 patents)

Dae Nam Han (66 out of 66 patents)

Hun Il Lim (45 out of 89 patents)

4. Seung Won Lee (44 out of 101 patents)

5. Jung Ho Han (41 out of 42 patents)

6. Won Kyeong Lee (39 out of 39 patents)

7. Sung Wook Yoon (35 out of 39 patents)

8. Jae Min Lee (32 out of 106 patents)

9. Soung Ho Ju (29 out of 29 patents)

10. Sang Kyu Park (29 out of 39 patents)

11. Moon Bong Lee (28 out of 28 patents)

12. Yong Hwan Kim (27 out of 113 patents)

13. Jae Sung Choi (27 out of 33 patents)

14. Tae Hun Kim (25 out of 165 patents)

15. Hwi Kyeong An (24 out of 24 patents)

Core Competencies:

Aerosol Generating Device

Heater Module

Vaporizer

Smoking Article

Transgenic Plant

Atomization Assembly

Flavor Ingredients

Cooling Structure

Wearable Device

Cigarette Filter

Aerosol Generation System

Nicotine Reduction

380 patents: Sort by Forward Citations

1. 12495836 - Aerosol generating device for variably controlling power (2025-12-16),

2. 12495835 - Aerosol generating device (2025-12-16),

3. 12495833 - Aerosol generating device including multiple inductance channels (2025-12-16),

4. 12490771 - Aerosol-generating apparatus (2025-12-09),

5. 12490767 - Aerosol generation system (2025-12-09),

6. 12490766 - Aerosol generation method and apparatus (2025-12-09),

7. 12490765 - Wrapper for aerosol generating article and method of manufacturing same (2025-12-09),

8. 12484639 - Heater module, method of manufacturing the heater module, and aerosol-generating device with the heater module (2025-12-02),

9. 12484636 - Aerosol generating apparatus for controlling power of heater and operation method thereof (2025-12-02),

10. 12484634 - Aerosol generating device having a smoke mode and a smokeless mode (2025-12-02),

11. 12484632 - Aerosol generating device and method of operation thereof (2025-12-02),

12. 12484629 - Aerosol-generating device and method of controlling the same (2025-12-02),

13. 12484625 - Aerosol generation device having differentiated heating function and aerosol-generating article applied thereto (2025-12-02),

14. 12484612 - Triple capsule, and apparatus and method for manufacturing same (2025-12-02),

15. 12478110 - Aerosol generating device, method for controlling same, and charging system including same (2025-11-25),

KT&G Corporation is a South Korean company engaged in the manufacturing and sale of tobacco products. It is one of the leading tobacco companies in the country with a diverse portfolio of brands including Esse, Raison, and Bohem Cigar. With a focus on continuous innovation and quality, KT&G strives to meet the evolving preferences of customers while maintaining high standards of social responsibility. For more information, please visit their website.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Dec 16 2025

380 Patents

#7 in Daejeon

#62 in South Korea

#2,355 in the World

Daejeon, South Korea

Kt&g Corporation

Forward Citations = 499

286 inventors:

Jong Sub Lee (74 out of 76 patents)

Dae Nam Han (66 out of 66 patents)

Hun Il Lim (45 out of 89 patents)

4. Seung Won Lee (44 out of 101 patents)

5. Jung Ho Han (41 out of 42 patents)

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