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Daejeon, South Korea

Kt&g Corporation

USPTO Granted Patents = 383

EPO Patents = 236

Trademarks = 57

Forward Citations = 516

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223 inventors (with patents filed for the assignee):

Jong Sub Lee (74 out of 76 patents)

Dae Nam Han (67 out of 67 patents)

Hun Il Lim (45 out of 89 patents)

4. Seung Won Lee (45 out of 102 patents)

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

6. Won Kyeong Lee (40 out of 40 patents)

7. Sung Wook Yoon (36 out of 40 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 (28 out of 114 patents)

13. Jae Sung Choi (28 out of 34 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

383 patents: Sort by Forward Citations

1. 12514298 - Aerosol generating device with a controller setting heating target temperature based on sensor output and method for operating the same (2026-01-06),

2. 12514283 - Aerosol generating article, thread filter, and cooling article including thread filter (2026-01-06),

3. 12507740 - Aerosol generating apparatus including pressure sensor (2025-12-30),

4. 12507727 - Aerosol generating article and aerosol generating system (2025-12-30),

5. 12507726 - Article and system for generating aerosol (2025-12-30),

6. 12495836 - Aerosol generating device for variably controlling power (2025-12-16),

7. 12495835 - Aerosol generating device (2025-12-16),

8. 12495833 - Aerosol generating device including multiple inductance channels (2025-12-16),

9. 12490771 - Aerosol-generating apparatus (2025-12-09),

10. 12490767 - Aerosol generation system (2025-12-09),

11. 12490765 - Wrapper for aerosol generating article and method of manufacturing same (2025-12-09),

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

13. 12484636 - Aerosol generating apparatus for controlling power of heater and operation method thereof (2025-12-02),

14. 12484634 - Aerosol generating device having a smoke mode and a smokeless mode (2025-12-02),

15. 12484632 - Aerosol generating device and method of operation thereof (2025-12-02),

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 - Jan 6 2026

383 Patents

#7 in Daejeon

#63 in South Korea

#2,341 in the World

Daejeon, South Korea

Kt&g Corporation

Forward Citations = 516

223 inventors:

Jong Sub Lee (74 out of 76 patents)

Dae Nam Han (67 out of 67 patents)

Hun Il Lim (45 out of 89 patents)

4. Seung Won Lee (45 out of 102 patents)

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

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