Qizhou Zhang

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Guangzhou, Guangdong, CN

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Patents Grantslast 30 patents

Information Patent Grant
Variable valve lift device and automobile
- Patent number 11,352,913
- Issue date Jun 7, 2022
- GUANGZHOU AUTOMOBILE GROUP CO., LTD.
- Zhen Lu
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES

Patents Applicationslast 30 patents

Information Patent Application
Variable Valve Lift Device and Automobile
- Publication number 20210332725
- Publication date Oct 28, 2021
- GUANGZHOU AUTOMOBILE GROUP CO., LTD.
- Zhen LU
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
EXHAUST GAS RECIRCULATION SYSTEM FOR GASOLINE ENGINE AND CONTROL ME...
- Publication number 20190277225
- Publication date Sep 12, 2019
- GUANGZHOU AUTOMOBILE GROUP CO., LTD.
- Hong Chen
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS