Inventor

SUN CHENGHAO

US6 patents

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

HUAWEI DIGITAL POWER TECH CO LTD

2 patents

US12580389B2Mar 17, 2026

Charging apparatus, charging apparatus control method, and charging system

HUAWEI DIGITAL POWER TECH CO LTD0 citations50

US11632055B2Apr 18, 2023

ACF converter, voltage conversion method, and electronic device

HUAWEI DIGITAL POWER TECH CO LTD0 citations46

ALIBABA GROUP HOLDING LTD

1 patent

US11233766B2Jan 25, 2022

Data transmission method and network device

ALIBABA GROUP HOLDING LTD0 citations49

HUAWEI TECH CO LTD

1 patent

US11522527B2Dec 6, 2022

Chip, signal level shifter circuit, and electronic device

HUAWEI TECH CO LTD0 citations45

AMAZON TECH INC

1 patent

US12530278B1Jan 20, 2026

Test account and test artifact management

AMAZON TECH INC0 citations40

ROCKWELL AUTOMATION ASIA PACIFIC BUSINESS CENTER PTE LTD

1 patent

US10467988B2Nov 5, 2019

Amalgamated alphanumeric character display system and method

ROCKWELL AUTOMATION ASIA PACIFIC BUSINESS CENTER PTE LTD0 citations26