P

Inventor

ZHANG HUAJIAN

CN11 patents
⚠️ This page may combine multiple inventors who share the name “ZHANG HUAJIAN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

ZHEJIANG SUNCLOSE TECH CO LTD

5 patents
USD1111697SFeb 10, 2026

Cold storage container

ZHEJIANG SUNCLOSE TECH CO LTD0 citations57
USD1107511SDec 30, 2025

Cold storage container

ZHEJIANG SUNCLOSE TECH CO LTD0 citations57
USD1095163SSep 30, 2025

Cold storage container

ZHEJIANG SUNCLOSE TECH CO LTD0 citations57
USD1091257SSep 2, 2025

Cold storage container

ZHEJIANG SUNCLOSE TECH CO LTD0 citations57
USD1091256SSep 2, 2025

Cold storage container

ZHEJIANG SUNCLOSE TECH CO LTD0 citations57

ZHANG HUAJIAN

3 patents
USD1041516SSep 10, 2024

Portable cooler

ZHANG HUAJIAN5 citations82
USD1041515SSep 10, 2024

Portable cooler

ZHANG HUAJIAN5 citations82
USD1042555SSep 17, 2024

Portable cooler

ZHANG HUAJIAN2 citations69

EMERSON NETWORK POWER ENERGY

2 patents
US7791904B2Sep 7, 2010

Inductance-voltage clamping full-bridge soft-switch circuit

EMERSON NETWORK POWER ENERGY14 citations80
US7932632B2Apr 26, 2011

Switching power supply with overvoltage protection and overvoltage protection method thereof

EMERSON NETWORK POWER ENERGY6 citations57

TENCENT TECH SHENZHEN CO LTD

1 patent
US9647908B2May 9, 2017

Method, apparatus and system for determining software performance

TENCENT TECH SHENZHEN CO LTD0 citations39