Kaiwei Yao

This inventor holds 52 USPTO granted patents and 3 published patent applications and 4 EPO patents, primarily in Power Conversion Technology (CPC class H02M). Top assignees: Monolithic Power Systems, Inc., Silergy Semiconductor Technology (Hangzhou) Ltd, Volterra Semiconductor Corporation. Active years: 2008-2025.

USPTO Granted Patents = 52 (Patent Applications = 3)

% Patents Active = 84.6

EPO Patents = 4 (Patent Applications = 4)

Average Co-Inventor Count = 2.6

ph-index = 8

Forward Citations = 191(Granted Patents)

Forward Citations (Not Self Cited) = 182(Dec 10, 2025)

Inventors with similar research interests:

Location History:

Santa Clara, CA (US) (2008 - 2012)
San Jose, CA (US) (2008 - 2022)
Hangzhou, CN (2020 - 2023)
Sunnyvale, CA (US) (2020 - 2024)

Company Filing History:

19 out of 386

Monolithic Power Systems, Inc.

patents

14 out of 643

Silergy Semiconductor Technology (Hangzhou) Ltd

patents

12 out of 220

Volterra Semiconductor Corporation

patents

4. 4 out of 1,302

Fairchild Semiconductor Corporation

patents

5. 2 out of 3,716

Semiconductor Components Industries, LLC

patents

6. 1 out of 327

Chengdu Monolithic Power Systems Co., Ltd.

patents

Years Active: 2008-2025

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Areas of Expertise:

Power Converter

Multi-Phase Converter

LED Driver

Max Power Point Tracking

Current Control Circuit

Photovoltaic System

Resonant Switching Converter

Inductor Current Emulation

Voltage Feedback

Thermal Gradient Correction

Switch Mode Power Supply

Dimming Control

52 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12388365 - Auxiliary circuit of power converter and driving circuit (2025-08-12),

2. 11942867 - Apparatus and method of controlling a multi-phase power converter, having a plurality of power stage circuits coupled in parallel (2024-03-26),

3. 11677306 - Inductor current reconstruction circuit, power converter and inductor current reconstruction method thereof (2023-06-13),

4. 11652417 - Control circuit and concentration control circuit thereof (2023-05-16),

5. 11581812 - Multi-phase power converter, control circuit and control method thereof (2023-02-14),

6. 11374484 - Inductor current emulation for output current monitoring (2022-06-28),

7. 11336187 - Resonant switching converter (2022-05-17),

8. 11316431 - Concentration control circuit having voltage feedback and clock generation circuitry (2022-04-26),

9. 11264915 - AC-DC converter and AC-DC rectifier (2022-03-01),

10. 11251711 - Current control circuit and power converter (2022-02-15),

11. 11209464 - Current detection circuit and power converter (2021-12-28),

12. 11114859 - Power conversion system, photovoltaic optimizer and power tracking method thereof (2021-09-07),

13. 11108241 - Power conversion circuit, inversion circuit, photovoltaic power system and control method (2021-08-31),

14. 10928439 - Thermal gradient correction of a current monitor signal (2021-02-23),

15. 10903750 - Resonant switching converter (2021-01-26),

Certainly! Here is an article about inventor Kaiwei Yao:

Title: Innovator Spotlight: Kaiwei Yao - Pushing Boundaries in Power Conversion Technology

Introduction:

In the heart of innovation hub San Jose, CA, resides the prolific inventor Kaiwei Yao. With an impressive portfolio of 51 patents to his name, Yao is revolutionizing power conversion technology with his groundbreaking inventions.

Latest Patents:

Among his latest patents, Yao has introduced inventive methods to control multi-phase power converters with parallel power stage circuits. One such patent entails the precision control of power stage circuits to maintain a consistent switching frequency within a predetermined range, ensuring optimal performance as load currents fluctuate. Additionally, Yao has pioneered an inductor current reconstruction circuit for power converters, enabling accurate monitoring and regulation of inductor currents throughout switching cycles.

Career Highlights:

Having worked at notable companies such as Monolithic Power Systems, Inc. and Silergy Semiconductor Technology Ltd., Yao has honed his expertise in power electronics and semiconductor technologies. His contributions have significantly advanced the field of power conversion, earning him recognition as a key player in the industry.

Collaborations:

Throughout his career, Yao has collaborated with esteemed professionals in the field, including Anthony J. Stratakos and Ilija Jergovic. Together, they have propelled innovative research and development initiatives, leading to the creation of cutting-edge solutions in power conversion systems.

Conclusion:

In conclusion, Kaiwei Yao stands as a visionary inventor at the forefront of power conversion technology. His relentless pursuit of innovation and commitment to excellence continue to drive advancements in the industry, shaping the future of power electronics.