YC

Yonghua Cheng

AS A. O. Smith: 4 patents #34 of 319Top 15%
Overall (All Time): #1,132,962 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
11761677 Water heater having highly efficient and compact heat exchanger Ziwen Fu, Jun Xiao, Tingyu Li, Mohamed Mehdi Doura, Jianmin Yin 2023-09-19
9587854 Low NOx burner for a water heater Liliang Dou, Larry Chanasyk, Dayan Bi, Hongfei Ma 2017-03-07
9212817 Low NOx burner for a water heater Liliang Dou, Larry Chanasyk, Dayan Bi, Hongfei Ma 2015-12-15
8763564 Water heater and method of operating Ayman Abdel-Rehim, Larry Chanasyk 2014-07-01