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Gyeonggi-do, South Korea

Fairchild Korea Semiconductor Ltd.

USPTO Granted Patents = 354

EPO Patents = 1

Trademarks = 4

Forward Citations = 2,819

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357 inventors (with patents filed for the assignee):

Young-Bae Park (29 out of 32 patents)

Hang-Seok Choi (29 out of 39 patents)

Gwan-Bon Koo (29 out of 32 patents)

4. Jin-Tae Kim (23 out of 26 patents)

5. O-seob Jeon (20 out of 20 patents)

6. Seung-won Lim (17 out of 17 patents)

7. Hyun-Chul Eom (16 out of 16 patents)

8. Gye-Hyun Cho (16 out of 18 patents)

9. Keun-hyuk Lee (16 out of 16 patents)

10. Joon-seo Son (13 out of 15 patents)

11. Chang-Ki Jeon (13 out of 19 patents)

12. Jong-Tae Hwang (12 out of 18 patents)

13. Kyung-Oun Jang (11 out of 13 patents)

14. Gwanbon Koo (10 out of 39 patents)

15. Dong-Hwan Kim (10 out of 37 patents)

Core Competencies:

Power Semiconductor Device

LED Lighting Circuit

Superjunction Semiconductor Device

Charge Pump Circuit

Resonant Converter

Wireless Power Transfer

Battery Management System

Phase-Cut Dimming

Voltage Measuring Apparatus

Switch Control Circuit

Bi-Directional Transmitter/Receiver

Piezoelectric Circuit

354 patents: Sort by Forward Citations

1. 11121559 - Method and apparatus for charging a battery (2021-09-14),

2. 10135263 - Method and apparatus for charging a battery (2018-11-20),

3. 9947742 - Power semiconductor device (2018-04-17),

4. 9917503 - Overcurrent protection circuit and power factor correction circuit comprising the same (2018-03-13),

5. 9900948 - Reference voltage generator and light emitting diode device comprising the same (2018-02-20),

6. 9900938 - LED lighting circuit with ripple reducer (2018-02-20),

7. 9887280 - Superjunction semiconductor device (2018-02-06),

8. 9872349 - Control system for phase-cut dimming (2018-01-16),

9. 9837909 - Mode selection circuit and switch control circuit including the mode selection circuit and multi functions pin (2017-12-05),

10. 9837893 - Charge pump and switch control circuit (2017-12-05),

11. 9831777 - Switch control circuit and converter including the same (2017-11-28),

12. 9826608 - Standby current supplier (2017-11-21),

13. 9825541 - Output current estimating method and power supply device using the same (2017-11-21),

14. 9825453 - Protection mode control circuit, switch control circuit including the protection mode control circuit and power supply device including the switch control circuit (2017-11-21),

15. 9812856 - Modulation mode control circuit, switch control circuit including the modulation mode control circuit and power supply device including the switch control circuit (2017-11-07),

Fairchild Korea Semiconductor Ltd. is a leading global provider of power semiconductor solutions. It designs and manufactures a diverse range of semiconductor products that enable efficient power management in various applications. With a focus on innovation, quality, and customer satisfaction, Fairchild Korea Semiconductor Ltd. is dedicated to delivering advanced energy-efficient solutions to address the evolving demands of the electronics industry.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 30 2025

354 Patents

#5 in Gyeonggi-do

#71 in South Korea

#2,511 in the World

Gyeonggi-do, South Korea

Fairchild Korea Semiconductor Ltd.

Forward Citations = 2,819

357 inventors:

Young-Bae Park (29 out of 32 patents)

Hang-Seok Choi (29 out of 39 patents)

Gwan-Bon Koo (29 out of 32 patents)

4. Jin-Tae Kim (23 out of 26 patents)

5. O-seob Jeon (20 out of 20 patents)

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