Inventor

LIU CHANGQING

CN8 patents

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

LIU CHANGQING

2 patents

US9109822B2Aug 18, 2015

Expansion valve

LIU CHANGQING2 citations53

US9587864B2Mar 7, 2017

Thermal expansion valve

LIU CHANGQING0 citations33

SAP SE

1 patent

US10740052B2Aug 11, 2020

Integrated services for forms generation and maintenance on cloud

SAP SE2 citations59

ZEISS CARL MICROSCOPY GMBH

1 patent

US11630295B2Apr 18, 2023

Illumination module for microscope apparatus, corresponding control method and microscope apparatus

ZEISS CARL MICROSCOPY GMBH0 citations55

ZHEJIANG SANHUA CO LTD

1 patent

US9631850B2Apr 25, 2017

Thermal expansion valve with one-way control function

ZHEJIANG SANHUA CO LTD1 citations48

UNIV CHONGQING

1 patent

US12270730B2Apr 8, 2025

Integrated automatic detection equipment for highway network structure group

UNIV CHONGQING0 citations45

TENCENT TECH SHENZHEN CO LTD

1 patent

US9705836B2Jul 11, 2017

Method, server and SNS system for message interaction

TENCENT TECH SHENZHEN CO LTD0 citations36

OVATION HEALTH SCIENCE AND TECH CO LTD

1 patent

US11607686B2Mar 21, 2023

Sample collecting device

OVATION HEALTH SCIENCE AND TECH CO LTD0 citations29