YC

Yongfu Cheng

QC Qingdao Haier Air Conditioner General Corp.: 1 patents #1 of 19Top 6%
📍 Qingdao, CN: #53 of 433 inventorsTop 15%
Overall (2022): #95,149 of 548,613Top 20%
2
Patents 2022

Issued Patents 2022

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
11397010 Heating adjustment method and device Shifang Song, Li Guo, Dong Chen 2022-07-26
11391477 Method and device for controlling self-cleaning of air conditioner Dong Chen, Shifang Song 2022-07-19