QH

Quanduo Hou

Overall (2021): #121,564 of 548,734Top 25%
2
Patents 2021

Issued Patents 2021

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
10976074 Safe water heater 2021-04-13
10969140 Water boiler Yan Zeng, Yihui Hong, Yan Wang, Shaohong Gao 2021-04-06