XL

Xueya Li

Overall (All Time): #1,509,691 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
9488282 Gas valve capable of switching for two different gas supplies — 2016-11-08
9410701 Gas valve — 2016-08-09
8083208 Gas rotary valve — 2011-12-27