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Qiwei Qian

SC Schaeffler: 1 patents #1,192 of 2,365Top 55%
Overall (All Time): #2,506,825 of 4,157,543Top 65%
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Patent #TitleCo-InventorsDate
12012876 Cam phase adjuster Baoyu Jian, Wenping Guo 2024-06-18