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Sunnyvale, CA, United States of America

Alpha Omega Semiconductor Inc.

USPTO Granted Patents = 752

EPO Patents = 3

Trademarks = 11

Forward Citations = 4,561

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167 inventors (with patents filed for the assignee):

Anup Bhalla (263 out of 297 patents)

Hamza Yilmaz (154 out of 259 patents)

Madhur Bobde (139 out of 172 patents)

4. Sik Lui (107 out of 127 patents)

5. Jun Lu (86 out of 106 patents)

6. Yan Xun Xue (80 out of 96 patents)

7. François Hébert (76 out of 81 patents)

8. Yueh-Se Ho (74 out of 102 patents)

9. Hong Chang (71 out of 72 patents)

10. John Chen (68 out of 69 patents)

11. Lingpeng Guan (67 out of 85 patents)

12. Daniel Ng (60 out of 66 patents)

13. Xiaobin Wang (53 out of 61 patents)

14. Shekar Mallikarjunaswamy (44 out of 80 patents)

15. Yeeheng Lee (44 out of 46 patents)

Core Competencies:

Power Semiconductor Devices

Trench IGBT

MOSFET Technology

Gallium Nitride Switch

Vertical DMOSFET

Nanotube Semiconductor Devices

ESD Protection

Superjunction Structure

Field Effect Transistors

High Voltage MOSFETs

Integrated Circuits

Trench Power MOSFET

752 patents: Sort by Forward Citations

1. 11594613 - Sawtooh electric field drift region structure for planar and trench power semiconductor devices (2023-02-28),

2. 11456596 - USB type-C load switch ESD protection (2022-09-27),

3. 11239312 - Semiconductor chip integrating high and low voltage devices (2022-02-01),

4. 11038037 - Sawtooh electric field drift region structure for planar and trench power semiconductor devices (2021-06-15),

5. 11031390 - Bidirectional switch having back to back field effect transistors (2021-06-08),

6. 10998264 - Dual-gate trench IGBT with buried floating P-type shield (2021-05-04),

7. 10978869 - USB type-C load switch ESD protection (2021-04-13),

8. 10978585 - MOS device with island region (2021-04-13),

9. 10896968 - Device structure and manufacturing method using HDP deposited source-body implant block (2021-01-19),

10. 10804355 - Dual-gate trench IGBT with buried floating P-type shield (2020-10-13),

11. 10777673 - Asymmetrical blocking bidirectional gallium nitride switch (2020-09-15),

12. 10770543 - Semiconductor chip integrating high and low voltage devices (2020-09-08),

13. 10763351 - Vertical trench DMOSFET having integrated implants forming enhancement diodes in parallel with the body diode (2020-09-01),

14. 10755931 - Semiconductor device and method of forming including superjunction structure formed using angled implant process (2020-08-25),

15. 10686062 - Topside structures for an insulated gate bipolar transistor (IGBT) device to achieve improved device performances (2020-06-16),

Company Badge

USPTO Data Jan 1 1976 - Dec 30 2025

752 Patents

#9 in Sunnyvale, CA

#150 in California

#649 in US

#1,292 in the World

Sunnyvale, CA, United States of America

Alpha Omega Semiconductor Inc.

Forward Citations = 4,561

167 inventors:

Anup Bhalla (263 out of 297 patents)

Hamza Yilmaz (154 out of 259 patents)

Madhur Bobde (139 out of 172 patents)

4. Sik Lui (107 out of 127 patents)

5. Jun Lu (86 out of 106 patents)

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