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Inventors
Wentao Jiang
Shanghai
CN
1 patent
2 Patents
US11840982
2023
Quick Oil Return Cylinder Liner
MAHLE Automotive Technologies (China) Co., Ltd.
0 cites
US11788622
2023
Piston Ring for Engine and Machining Method of Piston Ring
Mahle Automotive Technologies (China) Co., Ltd.
0 cites