BAOLEI HAO

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QINGDAO, CN

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Patents Grantslast 30 patents

Information Patent Grant
Traction control system for electric multiple units
- Patent number 10,480,551
- Issue date Nov 19, 2019
- CRRC QINGDAO SIFANG ROLLING STOCK RESEARCH INSTITUTE CO., LTD.
- Baolei Hao
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Testing device for electromagnetic attraction force of a magnetic t...
- Patent number 9,677,959
- Issue date Jun 13, 2017
- CRRC QINGDAO SIFANG ROLLING STOCK RESEARCH INSTITUTE CO., LTD.
- Xiangrui Li
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
TRACTION CONTROL SYSTEM FOR ELECTRIC MULTIPLE UNITS
- Publication number 20170292544
- Publication date Oct 12, 2017
- CRRC QINGDAO SIFANG ROLLING STOCK RESEARCH INSTITUTE CO., LTD.
- BAOLEI HAO
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
TESTING DEVICE FOR ELECTROMAGNETIC ATTRACTION FORCE OF A MAGNETIC T...
- Publication number 20170052080
- Publication date Feb 23, 2017
- CRRC QINGDAO SIFANG ROLLING STOCK RESEARCH INSTITUTE CO., LTD.
- XIANGRUI LI
- G01 - MEASURING TESTING