DZ

Daifu Zheng

Overall (2018): #438,788 of 503,207Top 90%
1
Patents 2018

Issued Patents 2018

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10043370 Floating touch fall alert bath mat system Liuping Le, Shangfeng Xie 2018-08-07