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Weiwei Liu

📍 Beijing, CA: #414 of 767 inventorsTop 55%
Overall (2022): #99,334 of 548,613Top 20%
2
Patents 2022

Issued Patents 2022

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
11480040 Electro-hydraulic hybrid drive sand-mixing equipment Maomao Han, Yongcheng Liu, Yipeng WU, Shuwei Li, Shijun Song +1 more 2022-10-25
11333643 Identification method and content measurement method for pediatric compound Endothelium Corneum Gigeriae Galli chewable tablet Zhonghua Guo, Lizhuang Zhang, Muge Qi, Zhiping Zhang, Bingbing Zhang 2022-05-17