CRRC QINGDAO SIFANG CO., LTD.

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Qingdao, Shandong, CN

Organizations

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Patents Grantslast 30 patents

Information Patent Grant
Seat mounting structure and train having same
- Patent number 12,145,635
- Issue date Nov 19, 2024
- CRRC Qingdao Sifang Co., Ltd.
- Xingji Wang
- B61 - RAILWAYS
Information Patent Grant
Logic intelligent control system of train door based on intelligent...
- Patent number 12,104,424
- Issue date Oct 1, 2024
- CRRC QINGDAO SIFANG CO., LTD.
- An Zhang
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Switch for track of maglev train
- Patent number 12,084,815
- Issue date Sep 10, 2024
- CRRC Qingdao Sifang Co., Ltd.
- Sansan Ding
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information Patent Grant
Train network control system including redundant network structure,...
- Patent number 12,037,031
- Issue date Jul 16, 2024
- CRRC Qingdao Sifang Co., Ltd.
- Xiang Wang
- B61 - RAILWAYS
Information Patent Grant
Semi-active anti-yaw damper, damping system and vehicle
- Patent number 12,023,977
- Issue date Jul 2, 2024
- CRRC QINGDAO SIFANG CO., LTD.
- Xu Wang
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Voltage control method and apparatus, system, and maglev train
- Patent number 12,017,539
- Issue date Jun 25, 2024
- CRRC Qingdao Sifang Co., Ltd.
- Donghua Wu
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Magnetic levitation test system and electromagnet test method
- Patent number 11,982,589
- Issue date May 14, 2024
- CRRC Qingdao Sifang Co., Ltd.
- Fujie Jiang
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Method for connecting a connection piece to a u-shaped ring anchor...
- Patent number 11,964,443
- Issue date Apr 23, 2024
- CRRC Qingdao Sifang Co., Ltd.
- Jian Du
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Continuous welding method and device for hybrid welding, welded fin...
- Patent number 11,931,826
- Issue date Mar 19, 2024
- CRRC QINGDAO SIFANG CO., LTD.
- Xiaohui Han
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Power supply battery and power supply system for high-speed maglev...
- Patent number 11,916,215
- Issue date Feb 27, 2024
- CRRC Qingdao Sifang Co., Ltd.
- Jianying Liang
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Active control type anti-yaw damper, damping system and vehicle
- Patent number 11,859,689
- Issue date Jan 2, 2024
- CRRC Qingdao Sifang Co., Ltd.
- Xu Wang
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Rail vehicle and bogie
- Patent number 11,827,251
- Issue date Nov 28, 2023
- CRRC Qingdao Sifang Co., Ltd.
- Yonghua Feng
- B61 - RAILWAYS
Information Patent Grant
Cab roof structure, cab and rail train
- Patent number 11,807,281
- Issue date Nov 7, 2023
- CRRC Qingdao Sifang Co., Ltd.
- Ye Zhang
- B61 - RAILWAYS
Information Patent Grant
Composite material vehicle body and composite material laying struc...
- Patent number 11,780,507
- Issue date Oct 10, 2023
- CRRC QINGDAO SIFANG CO., LTD.
- Sansan Ding
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Grant
Activation control method and apparatus for railway train
- Patent number 11,738,782
- Issue date Aug 29, 2023
- CRRC QINGDAO SIFANG CO., LTD.
- Xingguo Li
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Railway vehicle with aerodynamic lift control device
- Patent number 11,718,182
- Issue date Aug 8, 2023
- CRRC Qingdao Sifang Co., Ltd.
- Sansan Ding
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Method and system for monitoring rail vehicle
- Patent number 11,609,560
- Issue date Mar 21, 2023
- CRRC QINGDAO SIFANG CO., LTD.
- Junyan Wang
- G05 - CONTROLLING REGULATING
Information Patent Grant
Suspension frame assembly of magnetic levitation vehicle
- Patent number 11,577,614
- Issue date Feb 14, 2023
- CRRC Qingdao Sifang Co., Ltd.
- Xiankai Liu
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Method and apparatus for controlling anti-yaw damper
- Patent number 11,554,799
- Issue date Jan 17, 2023
- CRRC QINGDAO SIFANG CO., LTD.
- Haipeng Kong
- B61 - RAILWAYS
Information Patent Grant
Maglev train and moving part thereof
- Patent number 11,554,675
- Issue date Jan 17, 2023
- CRRC Qingdao Sifang Co., Ltd.
- Sansan Ding
- B60 - VEHICLES IN GENERAL
Information Patent Grant
System and method for monitoring pressure inside railway vehicle
- Patent number 11,541,920
- Issue date Jan 3, 2023
- CRRC Qingdao Sifang Co., Ltd.
- Zongchang Wang
- B61 - RAILWAYS
Information Patent Grant
Combined device having device for connecting cross beam for receivi...
- Patent number 11,505,219
- Issue date Nov 22, 2022
- CRRC Qingdao Sifang Co., Ltd.
- Jianying Liang
- E04 - BUILDING
Information Patent Grant
Interior decoration structure and railway vehicle with interior dec...
- Patent number 11,447,159
- Issue date Sep 20, 2022
- CRRC QINGDAO SIFANG CO., LTD.
- Bin Liu
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Energy-absorbing anti-creeper and train vehicle with energy-absorbi...
- Patent number 11,447,161
- Issue date Sep 20, 2022
- CRRC Qingdao Sifang Co., Ltd.
- Sansan Ding
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Train window structure and train with train window structure
- Patent number 11,447,165
- Issue date Sep 20, 2022
- CRRC QINGDAO SIFANG CO., LTD.
- Sansan Ding
- B32 - LAYERED PRODUCTS
Information Patent Grant
Electromagnetic shielding filler, electromagnetic shielding coating...
- Patent number 11,441,050
- Issue date Sep 13, 2022
- CRRC QINGDAO SIFANG CO., LTD.
- Lin Sun
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Rail vehicle, driver's cabin and composite aluminum plate assembly
- Patent number 11,390,304
- Issue date Jul 19, 2022
- CRRC Qingdao Sifang Co., Ltd.
- Kaiwen Qi
- B61 - RAILWAYS
Information Patent Grant
Waste exhaust ventilation door automatic control device and vehicle...
- Patent number 11,383,740
- Issue date Jul 12, 2022
- CRRC QINGDAO SIFANG CO., LTD.
- Shuanbao Yao
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Roof segments for the roof of a carriage body
- Patent number 11,370,463
- Issue date Jun 28, 2022
- CRRC Qingdao Sifang Co., Ltd.
- Shaoqing Liu
- B61 - RAILWAYS
Information Patent Grant
Head module for a rail vehicle
- Patent number 11,352,027
- Issue date Jun 7, 2022
- CRRC Qingdao Sifang Co., Ltd.
- Sansan Ding
- B61 - RAILWAYS

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Patents Applicationslast 30 patents

Information Patent Application
WELDING DEVICE FOR SUPPRESSING WELDING HOT CRACKS, AND WELDING SYSTEM
- Publication number 20240316681
- Publication date Sep 26, 2024
- CRRC QINGDAO SIFANG CO., LTD.
- Xiaohui HAN
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
ANTI-SIDE-ROLLING DAMPING VEHICLE-END DEVICE, AND RAIL VEHICLE AND...
- Publication number 20240140500
- Publication date May 2, 2024
- CRRC QINGDAO SIFANG CO., LTD.
- Dongxiao YANG
- B61 - RAILWAYS
Information Patent Application
METHOD AND DEVICE FOR TESTING POSITIONING AND SPEED MEASURING SYSTE...
- Publication number 20240061013
- Publication date Feb 22, 2024
- CRRC QINGDAO SIFANG CO., LTD.
- Fengchao WANG
- G01 - MEASURING TESTING
Information Patent Application
ELECTRIC RESISTANCE SPOT WELDING DEVICE AND METHOD
- Publication number 20230405704
- Publication date Dec 21, 2023
- CRRC QINGDAO SIFANG CO., LTD.
- Xiaohui HAN
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
VOLTAGE CONTROL METHOD AND APPARATUS, SYSTEM, AND MAGLEV TRAIN
- Publication number 20230382235
- Publication date Nov 30, 2023
- CRRC QINGDAO SIFANG CO., LTD.
- Donghua WU
- B60 - VEHICLES IN GENERAL
Information Patent Application
BOGIE FOR A RAILWAY VEHICLE WITH ROLL STABILISER
- Publication number 20230166777
- Publication date Jun 1, 2023
- CRRC QINGDAO SIFANG CO., LTD.
- Andreas ULBRICHT
- B61 - RAILWAYS
Information Patent Application
RAIL VEHICLE AND BOGIE
- Publication number 20230132924
- Publication date May 4, 2023
- CRRC QINGDAO SIFANG CO., LTD.
- Yonghua FENG
- B61 - RAILWAYS
Information Patent Application
ASSEMBLY-TYPE CAR BODY AND RAIL VEHICLE
- Publication number 20230083245
- Publication date Mar 16, 2023
- CRRC QINGDAO SIFANG CO., LTD.
- Sansan DING
- B61 - RAILWAYS
Information Patent Application
COMPOSITE MATERIAL VEHICLE BODY AND COMPOSITE MATERIAL LAYING STRUC...
- Publication number 20230061523
- Publication date Mar 2, 2023
- CRRC QINGDAO SIFANG CO., LTD.
- Sansan DING
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
RAILWAY VEHICLE WITH AERODYNAMIC LIFT CONTROL DEVICE
- Publication number 20230031854
- Publication date Feb 2, 2023
- CRRC QINGDAO SIFANG CO., LTD.
- Sansan DING
- B60 - VEHICLES IN GENERAL
Information Patent Application
TILTING SYSTEM AND TILTING CONTROL METHOD FOR RAILWAY VEHICLE AND R...
- Publication number 20220410946
- Publication date Dec 29, 2022
- CRRC QINGDAO SIFANG CO., LTD.
- Zhenxian ZHANG
- B61 - RAILWAYS
Information Patent Application
LINEAR MOTOR FOR MAGLEV TRAIN, AND MAGLEV TRAIN
- Publication number 20220340178
- Publication date Oct 27, 2022
- CRRC QINGDAO SIFANG CO., LTD.
- Jianying LIANG
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
INTEGRATED ELECTROMAGNET AND MAGLEV TRAIN
- Publication number 20220340014
- Publication date Oct 27, 2022
- CRRC QINGDAO SIFANG CO., LTD.
- Fujie JIANG
- B60 - VEHICLES IN GENERAL
Information Patent Application
LOGIC INTELLIGENT CONTROL SYSTEM OF TRAIN DOOR BASED ON INTELLIGENT...
- Publication number 20220282552
- Publication date Sep 8, 2022
- CRRC QINGDAO SIFANG CO., LTD.
- An ZHANG
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Application
LASER STITCH WELDING DEVICE AND WELDING METHOD THEREFOR
- Publication number 20220274201
- Publication date Sep 1, 2022
- CRRC QINGDAO SIFANG CO., LTD.
- Xiaohui HAN
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
BOGIE FRAMEWORK OF RAIL VEHICLE AND BOGIE
- Publication number 20220212696
- Publication date Jul 7, 2022
- CRRC QINGDAO SIFANG CO., LTD.
- Wei ZHAO
- B61 - RAILWAYS
Information Patent Application
GEARBOX FOR RAIL VEHICLE, BOGIE FOR RAIL VEHICLE AND RAIL VEHICLE
- Publication number 20220212697
- Publication date Jul 7, 2022
- CRRC QINGDAO SIFANG CO., LTD.
- Shuliang SONG
- B61 - RAILWAYS
Information Patent Application
SEMI-ACTIVE ANTI-YAW DAMPER, DAMPING SYSTEM AND VEHICLE
- Publication number 20220185054
- Publication date Jun 16, 2022
- CRRC QINGDAO SIFANG CO., LTD.
- Xu WANG
- B60 - VEHICLES IN GENERAL
Information Patent Application
POWER SUPPLY BATTERY AND POWER SUPPLY SYSTEM FOR HIGH-SPEED MAGLEV...
- Publication number 20220181723
- Publication date Jun 9, 2022
- CRRC QINGDAO SIFANG CO., LTD.
- Jianying LIANG
- B60 - VEHICLES IN GENERAL
Information Patent Application
METHOD AND APPARATUS FOR DETERMINING SERVICE LIFE OF BEARING
- Publication number 20220163426
- Publication date May 26, 2022
- CRRC QINGDAO SIFANG CO., LTD.
- Jianwen HOU
- G01 - MEASURING TESTING
Information Patent Application
ACTIVE CONTROL TYPE ANTI-YAW DAMPER, DAMPING SYSTEM AND VEHICLE
- Publication number 20220154796
- Publication date May 19, 2022
- CRRC QINGDAO SIFANG CO., LTD.
- Xu WANG
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
PRESSURE REGULATING APPARATUS IN VEHICLE AND REGULATING METHOD
- Publication number 20220135090
- Publication date May 5, 2022
- CRRC QINGDAO SIFANG CO., LTD.
- Zhenhuan LIU
- B61 - RAILWAYS
Information Patent Application
Seat Mounting Structure and Train Having Same
- Publication number 20220097737
- Publication date Mar 31, 2022
- CRRC QINGDAO SIFANG CO., LTD.
- Xingji WANG
- B61 - RAILWAYS
Information Patent Application
RAIL VEHICLE, DRIVER'S CABIN AND COMPOSITE ALUMINUM PLATE ASSEMBLY
- Publication number 20220081013
- Publication date Mar 17, 2022
- CRRC QINGDAO SIFANG CO., LTD.
- Kaiwen QI
- B61 - RAILWAYS
Information Patent Application
TRAIN NETWORK CONTROL SYSTEM, METHOD AND DEVICE AND TRAIN
- Publication number 20220073114
- Publication date Mar 10, 2022
- CRRC QINGDAO SIFANG CO., LTD.
- Xiang WANG
- B61 - RAILWAYS
Information Patent Application
RAIL VEHICLE BODY STRUCTURE
- Publication number 20220009529
- Publication date Jan 13, 2022
- CRRC QINGDAO SIFANG CO., LTD.
- Sansan DING
- B61 - RAILWAYS
Information Patent Application
METHOD AND APPARATUS FOR CONTROLLING ANTI-YAW DAMPER
- Publication number 20220001904
- Publication date Jan 6, 2022
- CRRC QINGDAO SIFANG CO., LTD.
- Haipeng KONG
- B61 - RAILWAYS
Information Patent Application
DECOUPLING CONTROL SYSTEM AND METHOD FOR HARMONIC CURRENT OF SALIEN...
- Publication number 20210408952
- Publication date Dec 30, 2021
- Tongji University
- Jinsong KANG
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
MAGNETIC LEVITATION TEST SYSTEM AND ELECTROMAGNET TEST METHOD
- Publication number 20210348984
- Publication date Nov 11, 2021
- CRRC QINGDAO SIFANG CO., LTD.
- Fujie JIANG
- B60 - VEHICLES IN GENERAL
Information Patent Application
ROOF SEGMENTS FOR THE ROOF OF A CARRIAGE BODY
- Publication number 20210331718
- Publication date Oct 28, 2021
- CRRC QINGDAO SIFANG CO., LTD.
- Shaoqing LIU
- B61 - RAILWAYS

CRRC QINGDAO SIFANG CO., LTD.

Organization

Patents Grantslast 30 patents

Seat mounting structure and train having same

Logic intelligent control system of train door based on intelligent...

Switch for track of maglev train

Train network control system including redundant network structure,...

Semi-active anti-yaw damper, damping system and vehicle

Voltage control method and apparatus, system, and maglev train

Magnetic levitation test system and electromagnet test method

Method for connecting a connection piece to a u-shaped ring anchor...

Continuous welding method and device for hybrid welding, welded fin...

Power supply battery and power supply system for high-speed maglev...

Active control type anti-yaw damper, damping system and vehicle

Rail vehicle and bogie

Cab roof structure, cab and rail train

Composite material vehicle body and composite material laying struc...

Activation control method and apparatus for railway train

Railway vehicle with aerodynamic lift control device

Method and system for monitoring rail vehicle

Suspension frame assembly of magnetic levitation vehicle

Method and apparatus for controlling anti-yaw damper

Maglev train and moving part thereof

System and method for monitoring pressure inside railway vehicle

Combined device having device for connecting cross beam for receivi...

Interior decoration structure and railway vehicle with interior dec...

Energy-absorbing anti-creeper and train vehicle with energy-absorbi...

Train window structure and train with train window structure

Electromagnetic shielding filler, electromagnetic shielding coating...

Rail vehicle, driver's cabin and composite aluminum plate assembly

Waste exhaust ventilation door automatic control device and vehicle...

Roof segments for the roof of a carriage body

Head module for a rail vehicle

Patents Applicationslast 30 patents

WELDING DEVICE FOR SUPPRESSING WELDING HOT CRACKS, AND WELDING SYSTEM

ANTI-SIDE-ROLLING DAMPING VEHICLE-END DEVICE, AND RAIL VEHICLE AND...

METHOD AND DEVICE FOR TESTING POSITIONING AND SPEED MEASURING SYSTE...

ELECTRIC RESISTANCE SPOT WELDING DEVICE AND METHOD

VOLTAGE CONTROL METHOD AND APPARATUS, SYSTEM, AND MAGLEV TRAIN

BOGIE FOR A RAILWAY VEHICLE WITH ROLL STABILISER

RAIL VEHICLE AND BOGIE

ASSEMBLY-TYPE CAR BODY AND RAIL VEHICLE

COMPOSITE MATERIAL VEHICLE BODY AND COMPOSITE MATERIAL LAYING STRUC...

RAILWAY VEHICLE WITH AERODYNAMIC LIFT CONTROL DEVICE

TILTING SYSTEM AND TILTING CONTROL METHOD FOR RAILWAY VEHICLE AND R...

LINEAR MOTOR FOR MAGLEV TRAIN, AND MAGLEV TRAIN

INTEGRATED ELECTROMAGNET AND MAGLEV TRAIN

LOGIC INTELLIGENT CONTROL SYSTEM OF TRAIN DOOR BASED ON INTELLIGENT...

LASER STITCH WELDING DEVICE AND WELDING METHOD THEREFOR

BOGIE FRAMEWORK OF RAIL VEHICLE AND BOGIE

GEARBOX FOR RAIL VEHICLE, BOGIE FOR RAIL VEHICLE AND RAIL VEHICLE

SEMI-ACTIVE ANTI-YAW DAMPER, DAMPING SYSTEM AND VEHICLE

POWER SUPPLY BATTERY AND POWER SUPPLY SYSTEM FOR HIGH-SPEED MAGLEV...

METHOD AND APPARATUS FOR DETERMINING SERVICE LIFE OF BEARING

ACTIVE CONTROL TYPE ANTI-YAW DAMPER, DAMPING SYSTEM AND VEHICLE

PRESSURE REGULATING APPARATUS IN VEHICLE AND REGULATING METHOD

Seat Mounting Structure and Train Having Same

RAIL VEHICLE, DRIVER'S CABIN AND COMPOSITE ALUMINUM PLATE ASSEMBLY

TRAIN NETWORK CONTROL SYSTEM, METHOD AND DEVICE AND TRAIN

RAIL VEHICLE BODY STRUCTURE

METHOD AND APPARATUS FOR CONTROLLING ANTI-YAW DAMPER

DECOUPLING CONTROL SYSTEM AND METHOD FOR HARMONIC CURRENT OF SALIEN...

MAGNETIC LEVITATION TEST SYSTEM AND ELECTROMAGNET TEST METHOD

ROOF SEGMENTS FOR THE ROOF OF A CARRIAGE BODY