YC

Yongfu Cheng

QC Qingdao Haier Air Conditioner General Corp.: 4 patents #6 of 77Top 8%
📍 Qingdao, CN: #245 of 2,087 inventorsTop 15%
Overall (All Time): #956,690 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 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
11181287 Control method for heating operation of air-conditioner based on coil temperature and indoor fan speed Beibei Xu, Juke Liu, Lin Ma, Jian Miao, Xiangjun Li +2 more 2021-11-23
11175334 Method and device for calculating household appliance faults Dong Chen, Li Guo, Pengan Li, Xiaofei Zhang 2021-11-16
10890347 Method and device for controlling air conditioner Shifang Song, Li Guo 2021-01-12