Yufeng QIN

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Guangxi, CN

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Patents Grantslast 30 patents

Information Patent Grant
Electrically controlled pneumatic surge prevention device and contr...
- Patent number 11,060,467
- Issue date Jul 13, 2021
- GUANGXI YUCHAI MACHINERY CO., LTD.
- Yufeng Qin
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS

Patents Applicationslast 30 patents

Information Patent Application
ELECTRICALLY CONTROLLED PNEUMATIC SURGE PREVENTION DEVICE AND CONTR...
- Publication number 20200072140
- Publication date Mar 5, 2020
- GUANGXI YUCHAI MACHINERY GROUP CO., LTD.
- Yufeng QIN
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS