JD

Junfeng Du

Overall (2021): #144,976 of 548,734Top 30%
2
Patents 2021

Issued Patents 2021

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
11178993 Rice cooker with lid and body control panels Yi ZHOU, Guozhu Li, Jingwen Li, Fuyou Li, Peng Chen +3 more 2021-11-23
11163237 Method for figure correction of optical element by reactive ion etching Zhiwei Li, Baiping Lei, Bin Fan, Jiang Bian, Shibin WU 2021-11-02