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Hangzhou, China

Silicon-Magic Semiconductor Technology (Hangzhou) Co., Ltd.

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USPTO Granted Patents = 12

Forward Citations = 0

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24 inventors (with patents filed for the assignee):

Jiakun Wang (4 out of 4 patents)

Jinyong Cai (2 out of 2 patents)

Jian Liu (1 out of 4 patents)

4. Kwang Ho Yoon (1 out of 2 patents)

5. Jae Soon Choi (1 out of 10 patents)

6. Dae Sun Kim (1 out of 3 patents)

7. Hak Hee Lee (1 out of 2 patents)

8. Seok Mun Choi (1 out of 3 patents)

9. Il Kwon Chang (1 out of 1 patent)

10. Hui Chen (1 out of 1 patent)

11. Beomhee Park (1 out of 5 patents)

12. Jung Su Choi (1 out of 2 patents)

13. Hyeon Deok Jeon (1 out of 1 patent)

14. Gi Chur Bae (1 out of 2 patents)

15. Sang Woo Lee (1 out of 1 patent)

12 patents: Sort by Forward Citations

1. 12795989 - Trench MOSFET and manufacturing method thereof (2026-11-10),

2. 12772818 - Contact structure of semiconductor device and manufacturing method therefor (2026-10-20),

3. 12765602 - Electromagnetic induction heating apparatus for heating an aerosol-forming article of an electronic cigarette (2026-10-20),

4. 12765008 - Super-junction device and manufacturing method thereof (2026-10-13),

5. 12756315 - Buck-boost converter reducing inductor current (2026-10-06),

6. 12713665 - SUPER-JUNCTION SEMICONDUCTOR DEVICE WITH ENLARGED PROCESS WINDOW FOR DESIRABLE BREAKDOWN VOLTAGE (2026-08-18),

7. 12684809 - Split-gate MOSFET and manufacturing method thereof (2026-07-14),

8. 12658781 - 3-level converter with flying capacitor voltage balancing circuit (2026-06-16),

9. 12604512 - Trench MOSFET and manufacturing method therefor (2026-04-14),

10. 12581679 - Split-gate power MOS device and manufacturing method thereof (2026-03-17),

11. 12580475 - Switching converter equipped with negative current tracking control function (2026-03-17),

12. 12529729 - Apparatus and method for estimating state of charge of battery on basis of coulomb counter (2026-01-20),

Company Badge

USPTO Data Jan 1 1976 - Nov 10 2026

12 Patents

#64 in Hangzhou

#2,379 in China

#48,334 in the World

Hangzhou, China

Silicon-Magic Semiconductor Technology (Hangzhou) Co., Ltd.

Forward Citations = 0

24 inventors:

Jiakun Wang (4 out of 4 patents)

Jinyong Cai (2 out of 2 patents)

Jian Liu (1 out of 4 patents)

4. Kwang Ho Yoon (1 out of 2 patents)

5. Jae Soon Choi (1 out of 10 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Silicon-Magic Semiconductor Technology (Hangzhou) Co., Ltd.. Retrieved from https://idiyas.com/company/silicon-magic-semiconductor-technology-hangzhou

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]

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