Qunzhan Li

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Chengdu, CN

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Patents Grantslast 30 patents

Information Patent Grant
Three-rail power supply control system for electrified railway train
- Patent number 12,109,914
- Issue date Oct 8, 2024
- Southwest Jiaotong University
- Qunzhan Li
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Three-phase power supply and collection device for maglev train
- Patent number 11,897,345
- Issue date Feb 13, 2024
- Southwest Jiaotong University
- Qunzhan Li
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Steering control device for trackless train and control method ther...
- Patent number 11,110,959
- Issue date Sep 7, 2021
- SOUTHWEST JIAOTONG UNIVERSITY
- Qunzhan Li
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Grant
Railway transportation power supply construction
- Patent number 11,065,983
- Issue date Jul 20, 2021
- Southwest Jiaotong University
- Qunzhan Li
- B60 - VEHICLES IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
COMPOSITE POWER WHEEL PAIR, TRAIN, WHEEL RAIL SYSTEM, AND TRAIN CON...
- Publication number 20230202234
- Publication date Jun 29, 2023
- Southwest Jiaotong University
- Qunzhan Li
- B60 - VEHICLES IN GENERAL
Information Patent Application
THREE-RAIL POWER SUPPLY CONTROL SYSTEM FOR ELECTRIFIED RAILWAY TRAIN
- Publication number 20220089033
- Publication date Mar 24, 2022
- SOUTHWEST JIAOTONG UNIVERSITY
- Qunzhan LI
- B60 - VEHICLES IN GENERAL
Information Patent Application
THREE-PHASE POWER SUPPLY AND COLLECTION DEVICE FOR MAGLEV TRAIN
- Publication number 20210129707
- Publication date May 6, 2021
- SOUTHWEST JIAOTONG UNIVERSITY
- Qunzhan LI
- B60 - VEHICLES IN GENERAL
Information Patent Application
RAILWAY TRANSPORTATION POWER SUPPLY CONSTRUCTION
- Publication number 20200139848
- Publication date May 7, 2020
- Southwest Jiaotong University
- Qunzhan Li
- B60 - VEHICLES IN GENERAL
Information Patent Application
STEERING CONTROL DEVICE FOR TRACKLESS TRAIN AND CONTROL METHOD THER...
- Publication number 20190106150
- Publication date Apr 11, 2019
- Southwest Jiaotong University
- Qunzhan Li
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS