YJ

Yong Ji

SE Shanghai Kohler Electronics: 2 patents #1 of 8Top 15%
Overall (2018): #87,654 of 503,207Top 20%
2
Patents 2018

Issued Patents 2018

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
10145092 Device for preventing backflow 2018-12-04
10125894 System for preventing reverse flow Hui Xu 2018-11-13