Wei Chang

Person

Beijing, CN

People

Patents Grantslast 30 patents

Information Patent Grant
Amorphous carbon material, preparation method and use thereof
- Patent number 12,027,706
- Issue date Jul 2, 2024
- China Energy Investment Corporation Limited
- Guanghong Pan
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Amorphous carbon material, prepared by subjecting mixture of carbon...
- Patent number 12,017,916
- Issue date Jun 25, 2024
- China Energy Investment Corporation Limited
- Guanghong Pan
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Method and system for operating an electronic device
- Patent number 11,743,336
- Issue date Aug 29, 2023
- YUNDING NETWORK TECHNOLOGY (BEIJING) CO., LTD.
- Wei Chang
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Silicon-carbon composite material and preparation method and use th...
- Patent number 11,677,069
- Issue date Jun 13, 2023
- China Energy Investment Corporation Limited
- Peng Liang
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Electrode slurry, slurry electrode, flow battery and stack
- Patent number 11,411,216
- Issue date Aug 9, 2022
- China Energy Investment Corporation Limited
- Qinghua Liu
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Visualization system and method for multiphase fluids displacement...
- Patent number 11,307,131
- Issue date Apr 19, 2022
- CHINA UNIVERSITY OF MINING & TECHNOLOGY, BEIJING
- Yang Ju
- G01 - MEASURING TESTING
Information Patent Grant
Photoelectric-type continuous liquid level measurement method and d...
- Patent number 9,194,733
- Issue date Nov 24, 2015
- POLYMER(SUZHOU) SENSING TECHNOLOGY CO. LTD.
- Jun Fu
- G01 - MEASURING TESTING
Information Patent Grant
Humidity measurement device and method
- Patent number 9,151,725
- Issue date Oct 6, 2015
- BEIJING POLYMER SENSING TECHNOLOGY CO., LTD.
- Jun Fu
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
MAGNETIC RESONANCE SCANNING AND IMAGING METHOD AND MAGNETIC RESONAN...
- Publication number 20240298912
- Publication date Sep 12, 2024
- GE Precision Healthcare LLC
- Ting Zhang
- G01 - MEASURING TESTING
Information Patent Application
MAGNETIC RESONANCE IMAGING SYSTEM AND METHOD
- Publication number 20240219499
- Publication date Jul 4, 2024
- GE Precision Healthcare LLC
- Hanbei Zhang
- G01 - MEASURING TESTING
Information Patent Application
HEAT STORAGE GRAPHITE HAVING LOW DEGREE OF ORIENTATION, COMPOSITION...
- Publication number 20240191123
- Publication date Jun 13, 2024
- CHINA ENERGY INVESTMENT CORPORATION LIMITED
- Chunting DUAN
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
COAL-BASED HEAT STORAGE CARBON MATERIAL AND PREPARATION METHOD THER...
- Publication number 20240191124
- Publication date Jun 13, 2024
- CHINA ENERGY INVESTMENT CORPORATION LIMITED
- Guanghui GAO
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
HIGHLY THERMALLY CONDUCTIVE HEAT STORAGE MATERIAL, PREPARATION METH...
- Publication number 20240174909
- Publication date May 30, 2024
- CHINA ENERGY INVESTMENT CORPORATION LIMITED
- Dongfang ZHENG
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Application
VISUALIZATION SYSTEM AND METHOD FOR MULTIPHASE FLUIDS DISPLACEMENT...
- Publication number 20220091013
- Publication date Mar 24, 2022
- CHINA UNIVERSITY OF MINING & TECHNOLOGY, BEIJING
- Yang JU
- G01 - MEASURING TESTING
Information Patent Application
METHODS AND SYSTEMS FOR IDENTITY CONFIRMATION
- Publication number 20210312027
- Publication date Oct 7, 2021
- YUNDING NETWORK TECHNOLOGY (BEIJING) CO., LTD.
- Yong ZOU
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
AMORPHOUS CARBON MATERIAL, PREPARATION METHOD AND USE THEREOF
- Publication number 20210229998
- Publication date Jul 29, 2021
- CHINA ENERGY INVESTMENT CORPORATION LIMITED
- Guanghong PAN
- C01 - INORGANIC CHEMISTRY
Information Patent Application
SILICON-CARBON COMPOSITE MATERIAL AND PREPARATION METHOD AND USE TH...
- Publication number 20210234157
- Publication date Jul 29, 2021
- CHINA ENERGY INVESTMENT CORPORATION LIMITED
- Peng LIANG
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
AMORPHOUS CARBON MATERIAL, PREPARATION METHOD AND USE THEREOF
- Publication number 20210226214
- Publication date Jul 22, 2021
- CHINA ENERGY INVESTMENT CORPORATION LIMITED
- Guanghong PAN
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
COMPOSITE CARBON MATERIAL AND PREPARATION METHOD AND USE THEREOF
- Publication number 20210214225
- Publication date Jul 15, 2021
- CHINA ENERGY INVESTMENT CORPORATION LIMITED
- Peng LIANG
- C01 - INORGANIC CHEMISTRY
Information Patent Application
METHOD AND SYSTEM FOR OPERATING AN ELECTRONIC DEVICE
- Publication number 20210126976
- Publication date Apr 29, 2021
- YUNDING NETWORK TECHNOLOGY (BEIJING) CO., LTD.
- Wei CHANG
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Application
ELECTRODE SLURRY, SLURRY ELECTRODE, FLOW BATTERY AND STACK
- Publication number 20190252677
- Publication date Aug 15, 2019
- CHINA ENERGY INVESTMENT CORPORATION LIMITED
- Qinghua Liu
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
PHOTOELECTRIC-TYPE CONTINUOUS LIQUID LEVEL MEASUREMENT METHOD AND D...
- Publication number 20150115158
- Publication date Apr 30, 2015
- Polymer(SuZhou) Sensing Technology Co., Ltd.
- Jun Fu
- G01 - MEASURING TESTING
Information Patent Application
HUMIDITY MEASUREMENT DEVICE AND METHOD
- Publication number 20120255354
- Publication date Oct 11, 2012
- BEIJING POLYMER SENSING TECHNOLOGY CO., LTD.
- Jun Fu
- G01 - MEASURING TESTING

Person

Patents Grantslast 30 patents

Amorphous carbon material, preparation method and use thereof

Amorphous carbon material, prepared by subjecting mixture of carbon...

Method and system for operating an electronic device

Silicon-carbon composite material and preparation method and use th...

Electrode slurry, slurry electrode, flow battery and stack

Visualization system and method for multiphase fluids displacement...

Photoelectric-type continuous liquid level measurement method and d...

Humidity measurement device and method

Patents Applicationslast 30 patents

MAGNETIC RESONANCE SCANNING AND IMAGING METHOD AND MAGNETIC RESONAN...

MAGNETIC RESONANCE IMAGING SYSTEM AND METHOD

HEAT STORAGE GRAPHITE HAVING LOW DEGREE OF ORIENTATION, COMPOSITION...

COAL-BASED HEAT STORAGE CARBON MATERIAL AND PREPARATION METHOD THER...

HIGHLY THERMALLY CONDUCTIVE HEAT STORAGE MATERIAL, PREPARATION METH...

VISUALIZATION SYSTEM AND METHOD FOR MULTIPHASE FLUIDS DISPLACEMENT...

METHODS AND SYSTEMS FOR IDENTITY CONFIRMATION

AMORPHOUS CARBON MATERIAL, PREPARATION METHOD AND USE THEREOF

SILICON-CARBON COMPOSITE MATERIAL AND PREPARATION METHOD AND USE TH...

AMORPHOUS CARBON MATERIAL, PREPARATION METHOD AND USE THEREOF

COMPOSITE CARBON MATERIAL AND PREPARATION METHOD AND USE THEREOF

METHOD AND SYSTEM FOR OPERATING AN ELECTRONIC DEVICE

ELECTRODE SLURRY, SLURRY ELECTRODE, FLOW BATTERY AND STACK

PHOTOELECTRIC-TYPE CONTINUOUS LIQUID LEVEL MEASUREMENT METHOD AND D...

HUMIDITY MEASUREMENT DEVICE AND METHOD