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Inventor

YAO XIAOFENG

US12 patents
⚠️ This page may combine multiple inventors who share the name “YAO XIAOFENG”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

HUAWEI DIGITAL POWER TECH CO LTD

7 patents
US12249905B2Mar 11, 2025

Serial-parallel converter protection system, controller, and converter

HUAWEI DIGITAL POWER TECH CO LTD1 citations63
US12194875B2Jan 14, 2025

Charging module and charging system

HUAWEI DIGITAL POWER TECH CO LTD1 citations62
US12009665B2Jun 11, 2024

Photovoltaic system, optimizer, and method for adjusting working state of optimizer

HUAWEI DIGITAL POWER TECH CO LTD0 citations60
US12374898B2Jul 29, 2025

Photovoltaic system and control method

HUAWEI DIGITAL POWER TECH CO LTD0 citations49
US12107534B2Oct 1, 2024

Photovoltaic system, inverter, and bus voltage control method for inverter

HUAWEI DIGITAL POWER TECH CO LTD0 citations49
US12107425B2Oct 1, 2024

Photovoltaic power generation system and method

HUAWEI DIGITAL POWER TECH CO LTD0 citations44
US11722001B2Aug 8, 2023

Pre-charging circuit, inverter, and power generation system

HUAWEI DIGITAL POWER TECH CO LTD0 citations44

YUN YANG

1 patent
US8900465B1Dec 2, 2014

Methods for reducing surface roughness of magnetic media for storage drives

YUN YANG5 citations69

WD MEDIA LLC

1 patent
US10121506B1Nov 6, 2018

Magnetic-recording medium including a carbon overcoat implanted with nitrogen and hydrogen

WD MEDIA LLC4 citations66

LILJA DAVID J

1 patent
US8634233B2Jan 21, 2014

Systems and methods for direct communication between magnetic tunnel junctions

LILJA DAVID J5 citations62

HUAWEI TECH CO LTD

1 patent
US9502962B2Nov 22, 2016

Power factor correction circuit and power supply circuit

HUAWEI TECH CO LTD1 citations51

YAO XIAOFENG

1 patent
US9191815B2Nov 17, 2015

Network locking method and device for mobile terminal

YAO XIAOFENG1 citations41