Xinfa Du

Person

Zhejiang, CN

People

Patents Grantslast 30 patents

Information Patent Grant
Electric step device and vehicle having same
- Patent number 12,304,430
- Issue date May 20, 2025
- T-MAX (HANGZHOU) TECHNOLOGY CO., LTD.
- Xinfa Du
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Vehicle and vehicle step apparatus with multiple drive motors
- Patent number 12,115,940
- Issue date Oct 15, 2024
- T-MAX (HANGZHOU) TECHNOLOGY, CO., LTD.
- Xinfa Du
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Winch, rope guide and transmission device having clutch function
- Patent number 12,103,828
- Issue date Oct 1, 2024
- T-MAX (HANGZHOU) TECHNOLOGY CO., LTD.
- Yongyong Zhan
- B66 - HOISTING LIFTING HAULING
Information Patent Grant
Winch, rope guide and transmission device having clutch function
- Patent number 12,084,323
- Issue date Sep 10, 2024
- T-MAX (HANGZHOU) TECHNOLOGY CO., LTD.
- Yongyong Zhan
- B66 - HOISTING LIFTING HAULING
Information Patent Grant
Step mounting mechanism and motorized device
- Patent number 12,083,994
- Issue date Sep 10, 2024
- T-MAX (HANGZHOU) TECHNOLOGY CO., LTD.
- Xinfa Du
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Vehicle, running board assembly and drive assembly for running board
- Patent number 12,017,614
- Issue date Jun 25, 2024
- T-MAX (HANGZHOU) TECHNOLOGY CO., LTD.
- Xinfa Du
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Management apparatus for a vehicle device, vehicle and server
- Patent number 11,881,063
- Issue date Jan 23, 2024
- T-MAX (HANGZHOU) TECHNOLOGY CO., LTD.
- Xinfa Du
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Winch, rope guide and transmission device having clutch function
- Patent number 11,713,223
- Issue date Aug 1, 2023
- T-MAX (HANGZHOU) TECHNOLOGY CO., LTD.
- Yongyong Zhan
- B66 - HOISTING LIFTING HAULING
Information Patent Grant
Vehicle running board apparatus and retractable device thereof
- Patent number 11,702,012
- Issue date Jul 18, 2023
- T-MAX (HANGZHOU) TECHNOLOGY CO., LTD.
- Xinfa Du
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Step apparatus for vehicle and vehicle
- Patent number 11,584,387
- Issue date Feb 21, 2023
- T-MAX (HANGZHOU) TECHNOLOGY CO., LTD.
- Xinfa Du
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Vehicle, running board assembly and drive assembly for running board
- Patent number 11,577,654
- Issue date Feb 14, 2023
- T-MAX (HANGZHOU) TECHNOLOGY CO., LTD.
- Xinfa Du
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Foot step for vehicle and vehicle
- Patent number 11,505,128
- Issue date Nov 22, 2022
- T-MAX (HANGZHOU) TECHNOLOGY CO. LTD.
- Xinfa Du
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Vehicle step apparatus and vehicle
- Patent number 11,414,017
- Issue date Aug 16, 2022
- T-MAX (HANGZHOU) TECHNOLOGY CO., LTD.
- Zhaobo Qing
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Adjustment device, adjustor and shock absorber
- Patent number 11,376,918
- Issue date Jul 5, 2022
- T-MAX (HANGZHOU) TECHNOLOGY CO., LTD.
- Yongyong Zhan
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Vehicle, running board assembly and drive assembly for running board
- Patent number 11,318,889
- Issue date May 3, 2022
- T-MAX (HANGZHOU) TECHNOLOGY CO., LTD.
- Xinfa Du
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Vehicle, running board assembly and drive assembly for running board
- Patent number 11,292,390
- Issue date Apr 5, 2022
- T-MAX (HANGZHOU) TECHNOLOGY CO., LTD.
- Xinfa Du
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Vehicle and vehicle step apparatus with multiple drive motors
- Patent number 11,208,043
- Issue date Dec 28, 2021
- T-MAX (HANGZHOU) TECHNOLOGY CO., LTD.
- Xinfa Du
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Vehicle running board apparatus and retractable device thereof
- Patent number 11,198,394
- Issue date Dec 14, 2021
- T-MAX (HANGZHOU) TECHNOLOGY CO., LTD.
- Xinfa Du
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Vehicle and vehicle step apparatus with multiple drive motors
- Patent number 11,021,108
- Issue date Jun 1, 2021
- T-MAX (HANGZHOU) TECHNOLOGY CO., LTD.
- Xinfa Du
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Vehicle and running board device for vehicle
- Patent number 10,821,904
- Issue date Nov 3, 2020
- T-MAX (HANGZHOU) TECHNOLOGY CO., LTD.
- Xinfa Du
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Vehicle, running board assembly and drive assembly for running board
- Patent number 10,682,960
- Issue date Jun 16, 2020
- T-MAX (HANGZHOU) TECHNOLOGY CO., LTD.
- Xinfa Du
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Vehicle and vehicle step apparatus with multiple drive motors
- Patent number 10,618,472
- Issue date Apr 14, 2020
- T-MAX (HANGZHOU) TECHNOLOGY CO., LTD.
- Xinfa Du
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Vehicle and vehicle step apparatus
- Patent number 10,479,278
- Issue date Nov 19, 2019
- T-MAX (HANGZHOU) TECHNOLOGY CO., LTD.
- Xinfa Du
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Vehicle, running board assembly and drive assembly for running board
- Patent number 10,384,614
- Issue date Aug 20, 2019
- T-MAX (HANGZHOU) TECHNOLOGY CO., LTD.
- Xinfa Du
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Running board device and vehicle having the same
- Patent number 10,272,842
- Issue date Apr 30, 2019
- T-MAX (HANGZHOU) TECHNOLOGY CO., LTD.
- Xinfa Du
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Vehicle and vehicle step apparatus
- Patent number 10,124,735
- Issue date Nov 13, 2018
- T-MAX (HUANGZHOU) TECHNOLOGY CO., LTD.
- Xinfa Du
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Vehicle step apparatus and motor assembly thereof
- Patent number 9,688,205
- Issue date Jun 27, 2017
- T-MAX (HANGZHOU) INDUSTRIAL CO., LTD
- Xinfa Du
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Vehicle and vehicle step apparatus
- Patent number 9,669,766
- Issue date Jun 6, 2017
- T-MAX (HANGZHOU) INDUSTRIAL CO., LTD
- Xinfa Du
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Vehicle step apparatus
- Patent number 9,669,767
- Issue date Jun 6, 2017
- T-MAX (HANGZHOU) INDUSTRIAL CO., LTD
- Xinfa Du
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Vehicle step apparatus and motor assembly thereof
- Patent number 9,656,609
- Issue date May 23, 2017
- T-MAX (HANGZHOU) INDUSTRIAL CO., LTD
- Xinfa Du
- B60 - VEHICLES IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
ELECTRIC STEP DEVICE AND VEHICLE HAVING SAME
- Publication number 20250229718
- Publication date Jul 17, 2025
- T-MAX (HANGZHOU) TECHNOLOGY CO., LTD.
- Xinfa Du
- B60 - VEHICLES IN GENERAL
Information Patent Application
STEP, STEP DEVICE AND VEHICLE
- Publication number 20250128662
- Publication date Apr 24, 2025
- T-MAX (HANGZHOU) TECHNOLOGY CO., LTD.
- Xinfa DU
- B60 - VEHICLES IN GENERAL
Information Patent Application
STEP DEVICE
- Publication number 20250121776
- Publication date Apr 17, 2025
- T-MAX (HANGZHOU) TECHNOLOGY CO., LTD.
- Ke WANG
- B60 - VEHICLES IN GENERAL
Information Patent Application
STEP DEVICE AND VEHICLE
- Publication number 20250108762
- Publication date Apr 3, 2025
- T-MAX (HANGZHOU) TECHNOLOGY CO., LTD.
- Xinfa DU
- B60 - VEHICLES IN GENERAL
Information Patent Application
VEHICLE AND VEHICLE STEP APPARATUS WITH MULTIPLE DRIVE MOTORS
- Publication number 20250001943
- Publication date Jan 2, 2025
- T-MAX (HANGZHOU) TECHNOLOGY CO., LTD.
- Xinfa DU
- B60 - VEHICLES IN GENERAL
Information Patent Application
WINCH, ROPE GUIDE AND TRANSMISSION DEVICE HAVING CLUTCH FUNCTION
- Publication number 20230331525
- Publication date Oct 19, 2023
- T-MAX (HANGZHOU) TECHNOLOGY CO., LTD.
- Yongyong ZHAN
- B66 - HOISTING LIFTING HAULING
Information Patent Application
WINCH, ROPE GUIDE AND TRANSMISSION DEVICE HAVING CLUTCH FUNCTION
- Publication number 20230322531
- Publication date Oct 12, 2023
- T-MAX (HANGZHOU) TECHNOLOGY CO., LTD.
- Yongyong ZHAN
- B66 - HOISTING LIFTING HAULING
Information Patent Application
ELECTRIC STEP DEVICE AND VEHICLE HAVING SAME
- Publication number 20230234511
- Publication date Jul 27, 2023
- T-MAX (HANGZHOU) TECHNOLOGY CO., LTD.
- Xinfa Du
- B60 - VEHICLES IN GENERAL
Information Patent Application
VEHICLE, RUNNING BOARD ASSEMBLY AND DRIVE ASSEMBLY FOR RUNNING BOARD
- Publication number 20230202396
- Publication date Jun 29, 2023
- T-MAX (HANGZHOU) TECHNOLOGY CO., LTD.
- Xinfa Du
- B60 - VEHICLES IN GENERAL
Information Patent Application
STEP MOUNTING MECHANISM AND MOTORIZED DEVICE
- Publication number 20230088553
- Publication date Mar 23, 2023
- T-MAX (HANGZHOU) TECHNOLOGY CO., LTD.
- Xinfa Du
- B60 - VEHICLES IN GENERAL
Information Patent Application
HYDRAULIC OIL-CIRCUIT SYSTEM AND HYDRAULIC JACK
- Publication number 20220381265
- Publication date Dec 1, 2022
- T-MAX (HANGZHOU) TECHNOLOGY CO., LTD.
- Yongyong ZHAN
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Application
VEHICLE, RUNNING BOARD ASSEMBLY AND DRIVE ASSEMBLY FOR RUNNING BOARD
- Publication number 20220371517
- Publication date Nov 24, 2022
- T-MAX (HANGZHOU) TECHNOLOGY CO., LTD.
- Xinfa Du
- B60 - VEHICLES IN GENERAL
Information Patent Application
VEHICLE AND VEHICLE STEP APPARATUS WITH MULTIPLE DRIVE MOTORS
- Publication number 20220219612
- Publication date Jul 14, 2022
- T-MAX (HANGZHOU) TECHNOLOGY CO., LTD.
- Xinfa DU
- B60 - VEHICLES IN GENERAL
Information Patent Application
VEHICLE RUNNING BOARD APPARATUS AND RETRACTABLE DEVICE THEREOF
- Publication number 20220194299
- Publication date Jun 23, 2022
- T-MAX (HANGZHOU) TECHNOLOGY CO., LTD.
- Xinfa DU
- B60 - VEHICLES IN GENERAL
Information Patent Application
VEHICLE, RUNNING BOARD ASSEMBLY AND DRIVE ASSEMBLY FOR RUNNING BOARD
- Publication number 20210402928
- Publication date Dec 30, 2021
- T-MAX (HANGZHOU) TECHNOLOGY CO., LTD.
- Xinfa Du
- B60 - VEHICLES IN GENERAL
Information Patent Application
VEHICLE, RUNNING BOARD ASSEMBLY AND DRIVE ASSEMBLY FOR RUNNING BOARD
- Publication number 20210213885
- Publication date Jul 15, 2021
- T-MAX (HANGZHOU) TECHNOLOGY CO., LTD.
- Xinfa Du
- B60 - VEHICLES IN GENERAL
Information Patent Application
STEP APPARATUS FOR VEHICLE AND VEHICLE
- Publication number 20210078591
- Publication date Mar 18, 2021
- T-MAX (HANGZHOU) TECHNOLOGY CO., LTD.
- Xinfa DU
- B60 - VEHICLES IN GENERAL
Information Patent Application
FOOT STEP FOR VEHICLE AND VEHICLE
- Publication number 20200331396
- Publication date Oct 22, 2020
- T-MAX (HANGZHOU) TECHNOLOGY CO., LTD.
- Xinfa DU
- B60 - VEHICLES IN GENERAL
Information Patent Application
ADJUSTMENT DEVICE, ADJUSTOR AND SHOCK ABSORBER
- Publication number 20200290424
- Publication date Sep 17, 2020
- T-MAX (HANGZHOU) TECHNOLOGY CO., LTD.
- Yongyong ZHAN
- B60 - VEHICLES IN GENERAL
Information Patent Application
VEHICLE STEP APPARATUS AND VEHICLE
- Publication number 20200282913
- Publication date Sep 10, 2020
- T-MAX (HANGZHOU) TECHNOLOGY CO., LTD.
- Zhaobo QING
- B60 - VEHICLES IN GENERAL
Information Patent Application
VEHICLE, RUNNING BOARD ASSEMBLY AND DRIVE ASSEMBLY FOR RUNNING BOARD
- Publication number 20200282914
- Publication date Sep 10, 2020
- T-MAX (HANGZHOU) TECHNOLOGY CO., LTD.
- Xinfa Du
- B60 - VEHICLES IN GENERAL
Information Patent Application
WINCH, ROPE GUIDE AND TRANSMISSION DEVICE HAVING CLUTCH FUNCTION
- Publication number 20200277169
- Publication date Sep 3, 2020
- T-MAX (HANGZHOU) TECHNOLOGY CO., LTD.
- Yongyong ZHAN
- B66 - HOISTING LIFTING HAULING
Information Patent Application
VEHICLE AND VEHICLE STEP APPARATUS WITH MULTIPLE DRIVE MOTORS
- Publication number 20200269763
- Publication date Aug 27, 2020
- T-MAX (HANGZHOU) TECHNOLOGY CO., LTD.
- Xinfa DU
- B60 - VEHICLES IN GENERAL
Information Patent Application
MANAGEMENT APPARATUS FOR A VEHICLE DEVICE, VEHICLE AND SERVER
- Publication number 20200265658
- Publication date Aug 20, 2020
- T-MAX (HANGZHOU) TECHNOLOGY CO., LTD.
- Xinfa DU
- B66 - HOISTING LIFTING HAULING
Information Patent Application
VEHICLE AND VEHICLE STEP APPARATUS WITH MULTIPLE DRIVE MOTORS
- Publication number 20200262354
- Publication date Aug 20, 2020
- T-MAX (HANGZHOU) TECHNOLOGY CO., LTD.
- Xinfa DU
- B60 - VEHICLES IN GENERAL
Information Patent Application
VEHICLE AND VEHICLE STEP APPARATUS WITH MULTIPLE DRIVE MOTORS
- Publication number 20200047674
- Publication date Feb 13, 2020
- T-MAX (HANGZHOU) TECHNOLOGY CO., LTD.
- Xinfa DU
- B60 - VEHICLES IN GENERAL
Information Patent Application
VEHICLE, RUNNING BOARD ASSEMBLY AND DRIVE ASSEMBLY FOR RUNNING BOARD
- Publication number 20200023779
- Publication date Jan 23, 2020
- T-MAX (HANGZHOU) TECHNOLOGY CO., LTD.
- Xinfa Du
- B60 - VEHICLES IN GENERAL
Information Patent Application
VEHICLE RUNNING BOARD APPARATUS AND RETRACTABLE DEVICE THEREOF
- Publication number 20200023780
- Publication date Jan 23, 2020
- T-MAX (HANGZHOU) TECHNOLOGY CO., LTD.
- Xinfa DU
- B60 - VEHICLES IN GENERAL
Information Patent Application
VEHICLE AND RUNNING BOARD DEVICE FOR VEHICLE
- Publication number 20190329711
- Publication date Oct 31, 2019
- T-MAX (HANGZHOU) TECHNOLOGY CO., LTD.
- Xinfa Du
- B60 - VEHICLES IN GENERAL
Information Patent Application
RUNNING BOARD DEVICE AND VEHICLE HAVING THE SAME
- Publication number 20180257572
- Publication date Sep 13, 2018
- T-MAX (HANGZHOU) TECHNOLOGY CO., LTD.
- Xinfa DU
- B60 - VEHICLES IN GENERAL

Person

Patents Grantslast 30 patents

Electric step device and vehicle having same

Vehicle and vehicle step apparatus with multiple drive motors

Winch, rope guide and transmission device having clutch function

Winch, rope guide and transmission device having clutch function

Step mounting mechanism and motorized device

Vehicle, running board assembly and drive assembly for running board

Management apparatus for a vehicle device, vehicle and server

Winch, rope guide and transmission device having clutch function

Vehicle running board apparatus and retractable device thereof

Step apparatus for vehicle and vehicle

Vehicle, running board assembly and drive assembly for running board

Foot step for vehicle and vehicle

Vehicle step apparatus and vehicle

Adjustment device, adjustor and shock absorber

Vehicle, running board assembly and drive assembly for running board

Vehicle, running board assembly and drive assembly for running board

Vehicle and vehicle step apparatus with multiple drive motors

Vehicle running board apparatus and retractable device thereof

Vehicle and vehicle step apparatus with multiple drive motors

Vehicle and running board device for vehicle

Vehicle, running board assembly and drive assembly for running board

Vehicle and vehicle step apparatus with multiple drive motors

Vehicle and vehicle step apparatus

Vehicle, running board assembly and drive assembly for running board

Running board device and vehicle having the same

Vehicle and vehicle step apparatus

Vehicle step apparatus and motor assembly thereof

Vehicle and vehicle step apparatus

Vehicle step apparatus

Vehicle step apparatus and motor assembly thereof

Patents Applicationslast 30 patents

ELECTRIC STEP DEVICE AND VEHICLE HAVING SAME

STEP, STEP DEVICE AND VEHICLE

STEP DEVICE

STEP DEVICE AND VEHICLE

VEHICLE AND VEHICLE STEP APPARATUS WITH MULTIPLE DRIVE MOTORS

WINCH, ROPE GUIDE AND TRANSMISSION DEVICE HAVING CLUTCH FUNCTION

WINCH, ROPE GUIDE AND TRANSMISSION DEVICE HAVING CLUTCH FUNCTION

ELECTRIC STEP DEVICE AND VEHICLE HAVING SAME

VEHICLE, RUNNING BOARD ASSEMBLY AND DRIVE ASSEMBLY FOR RUNNING BOARD

STEP MOUNTING MECHANISM AND MOTORIZED DEVICE

HYDRAULIC OIL-CIRCUIT SYSTEM AND HYDRAULIC JACK

VEHICLE, RUNNING BOARD ASSEMBLY AND DRIVE ASSEMBLY FOR RUNNING BOARD

VEHICLE AND VEHICLE STEP APPARATUS WITH MULTIPLE DRIVE MOTORS

VEHICLE RUNNING BOARD APPARATUS AND RETRACTABLE DEVICE THEREOF

VEHICLE, RUNNING BOARD ASSEMBLY AND DRIVE ASSEMBLY FOR RUNNING BOARD

VEHICLE, RUNNING BOARD ASSEMBLY AND DRIVE ASSEMBLY FOR RUNNING BOARD

STEP APPARATUS FOR VEHICLE AND VEHICLE

FOOT STEP FOR VEHICLE AND VEHICLE

ADJUSTMENT DEVICE, ADJUSTOR AND SHOCK ABSORBER

VEHICLE STEP APPARATUS AND VEHICLE

VEHICLE, RUNNING BOARD ASSEMBLY AND DRIVE ASSEMBLY FOR RUNNING BOARD

WINCH, ROPE GUIDE AND TRANSMISSION DEVICE HAVING CLUTCH FUNCTION

VEHICLE AND VEHICLE STEP APPARATUS WITH MULTIPLE DRIVE MOTORS

MANAGEMENT APPARATUS FOR A VEHICLE DEVICE, VEHICLE AND SERVER

VEHICLE AND VEHICLE STEP APPARATUS WITH MULTIPLE DRIVE MOTORS

VEHICLE AND VEHICLE STEP APPARATUS WITH MULTIPLE DRIVE MOTORS

VEHICLE, RUNNING BOARD ASSEMBLY AND DRIVE ASSEMBLY FOR RUNNING BOARD

VEHICLE RUNNING BOARD APPARATUS AND RETRACTABLE DEVICE THEREOF

VEHICLE AND RUNNING BOARD DEVICE FOR VEHICLE

RUNNING BOARD DEVICE AND VEHICLE HAVING THE SAME