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Patents Grants
last 30 patents
Information
Patent Grant
Train overspeed protection method and apparatus
Patent number
11,396,312
Issue date
Jul 26, 2022
BYD Company Limited
Shengcong Ouyang
B61 - RAILWAYS
Information
Patent Grant
Train turn-back control method, device and system
Patent number
11,148,694
Issue date
Oct 19, 2021
BYD Company Limited
Tingyu Nian
B61 - RAILWAYS
Patents Applications
last 30 patents
Information
Patent Application
TRAIN TURN-BACK CONTROL METHOD, DEVICE AND SYSTEM
Publication number
20200148241
Publication date
May 14, 2020
BYD COMPANY LIMITED
Tingyu NIAN
B61 - RAILWAYS
Information
Patent Application
TRAIN OVERSPEED PROTECTION METHOD AND APPARATUS
Publication number
20190359237
Publication date
Nov 28, 2019
BYD COMPANY LIMITED
Shengcong OUYANG
B61 - RAILWAYS