For the Inventor, By the Inventor

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Seoul, South Korea

Db Hitek Co., Ltd.

USPTO Granted Patents = 135

Forward Citations = 86

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155 inventors (with patents filed for the assignee):

Jong Won Sun (14 out of 14 patents)

Han Choon Lee (9 out of 23 patents)

Chang Hun Han (9 out of 76 patents)

4. Jin Hyo Jung (9 out of 51 patents)

5. Jong Min Kim (8 out of 97 patents)

6. Joon Tae Jang (6 out of 9 patents)

7. Dae Il Kim (6 out of 6 patents)

8. Sang Mok Lee (6 out of 21 patents)

9. Hae Taek Kim (6 out of 6 patents)

10. Myeong Bum Pyun (6 out of 6 patents)

11. Seung Hoo Kim (5 out of 5 patents)

12. Ja Geon Koo (5 out of 5 patents)

13. Sang Yong Lee (5 out of 52 patents)

14. Mun Gyu Kim (5 out of 7 patents)

15. Bum Seok Kim (5 out of 5 patents)

Core Competencies:

High Voltage Semiconductor Device

SPAD ESD Protection Device

Superjunction Semiconductor Device

RF Switch Device

Image Sensor

Time-of-Flight Pixel Structure

Electrostatic Discharge Protection Circuit

MEMS Microphone

Organic Light-Emitting Diode Display

Insulated Gate Bipolar Transistor

Slew Boost Amplifier

Photodiode

135 patents: Sort by Forward Citations

1. 12495600 - Semiconductor device (2025-12-09),

2. 12495586 - Superjunction semiconductor device and method of manufacturing same (2025-12-09),

3. 12495567 - Power semiconductor device and manufacturing method thereof (2025-12-09),

4. 12471309 - High voltage semiconductor device and method of manufacturing same (2025-11-11),

5. 12457807 - SPAD ESD protection device and manufacturing method thereof (2025-10-28),

6. 12453140 - Superjunction semiconductor device and method of manufacturing same (2025-10-21),

7. 12433005 - RF switch device (2025-09-30),

8. 12432996 - Power semiconductor device and manufacturing method thereof (2025-09-30),

9. 12406927 - RF switch device including multi-width air gaps (2025-09-02),

10. 12376396 - Image sensor (2025-07-29),

11. 12369411 - Indirect Time-of-Flight (ToF) pixel structure (2025-07-22),

12. 12349397 - High voltage semiconductor device and method of manufacturing same (2025-07-01),

13. 12336306 - SPAD structure (2025-06-17),

14. 12295160 - Superjunction semiconductor device and method for manufacturing same (2025-05-06),

15. 12295159 - Superjunction semiconductor device with different effective epitaxial layer thicknesses (2025-05-06),

DB Hitek Co., LTD. is a leading technology solutions provider specializing in software development, IT consulting, and outsourcing services. With over 10 years of experience, we serve global clients from various industries, including finance, healthcare, and manufacturing. Our team of skilled professionals utilizes cutting-edge technologies to deliver innovative and customized solutions to enhance our clients' business operations. Visit our website to learn more about our services and how we can assist you in achieving your digital transformation goals.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 9 2025

135 Patents

#52 in Seoul

#154 in South Korea

#5,810 in the World

Seoul, South Korea

Db Hitek Co., Ltd.

Forward Citations = 86

155 inventors:

Jong Won Sun (14 out of 14 patents)

Han Choon Lee (9 out of 23 patents)

Chang Hun Han (9 out of 76 patents)

4. Jin Hyo Jung (9 out of 51 patents)

5. Jong Min Kim (8 out of 97 patents)

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