Chunxing PEI

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Tangshan, CN

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Patents Grantslast 30 patents

Information Patent Grant
Train and train power supply control method
- Patent number 11,535,104
- Issue date Dec 27, 2022
- CRRC TANGSHAN CO., LTD.
- Yang Hu
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Carriage, head carriage, middle carriage, and train
- Patent number 11,511,780
- Issue date Nov 29, 2022
- CRRC TANGSHAN CO., LTD.
- Hairong Sun
- B61 - RAILWAYS

Patents Applicationslast 30 patents

Information Patent Application
TRAIN AND TRAIN POWER SUPPLY CONTROL METHOD
- Publication number 20210155095
- Publication date May 27, 2021
- CRRC TANGSHAN CO., LTD.
- Yang HU
- B60 - VEHICLES IN GENERAL
Information Patent Application
CARRIAGE, HEAD CARRIAGE, MIDDLE CARRIAGE, AND TRAIN
- Publication number 20200231190
- Publication date Jul 23, 2020
- CRRC TANGSHAN CO., LTD.
- Hairong SUN
- B61 - RAILWAYS