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Sunnyvale, CA, United States of America

Alpha Omega Semiconductor Inc.

Calculating rank

USPTO Granted Patents = 753

% Expired Patents = 12.2

EPO Patents = 3

Trademarks = 10

Forward Citations = 4,669

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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 177 patents)

4. Sik Lui (107 out of 127 patents)

5. Jun Lu (86 out of 106 patents)

6. Yan Xun Xue (80 out of 102 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 86 patents)

12. Daniel Ng (60 out of 66 patents)

13. Xiaobin Wang (53 out of 62 patents)

14. Shekar Mallikarjunaswamy (44 out of 82 patents)

15. Yeeheng Lee (44 out of 46 patents)

Core Competencies:

Trench MOSFET

Gallium Nitride

ESD Protection

High Voltage

Superjunction

Bidirectional Switch

MOSFET

Transient Voltage Suppressor

Integrated Schottky Diode

Lateral PNP

Dual-Gate IGBT

Nanotube Devices

753 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 Overview

Alpha Omega Semiconductor Inc. is a leading provider of power semiconductor devices, headquartered in Sunnyvale, California. The company specializes in the development and manufacturing of advanced technologies such as Trench MOSFETs, Gallium Nitride solutions, and various protection devices including ESD protection and transient voltage suppressors. Their innovative products cater to high voltage applications and are integral in enhancing efficiency and performance across diverse sectors, including consumer electronics and industrial systems.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 27 2026

753 Patents

#10 in Sunnyvale, CA

#153 in California

#671 in US

#1,323 in the World

Sunnyvale, CA, United States of America

Alpha Omega Semiconductor Inc.

Forward Citations = 4,669

167 inventors:

Anup Bhalla (263 out of 297 patents)

Hamza Yilmaz (154 out of 259 patents)

Madhur Bobde (139 out of 177 patents)

4. Sik Lui (107 out of 127 patents)

5. Jun Lu (86 out of 106 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Alpha Omega Semiconductor Inc.. Retrieved from https://idiyas.com/company/alpha-omega-semiconductor

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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