FQ

Feifei Qi

QC Qingdao Haier Joint Stock Co.: 11 patents #7 of 86Top 9%
QC Qingdao Haier Refrigerator Co.: 3 patents #35 of 123Top 30%
HC Haier Smart Home Co.: 1 patents #188 of 373Top 55%
XU Xi'An Jiaotong University: 1 patents #201 of 791Top 30%
📍 Qingdao, CN: #54 of 2,087 inventorsTop 3%
Overall (All Time): #335,959 of 4,157,543Top 9%
14
Patents All Time

Issued Patents All Time

Showing 1–14 of 14 patents

Patent #TitleCo-InventorsDate
12398951 Control method for refrigerating and freezing device, and refrigerating and freezing device Lisheng Ji, Chunyang Li, Zhiqiang Han, Zhanpeng CUI, Kai Wang 2025-08-26
11460451 Method for simultaneously determining fat-soluble vitamins and carotenoids in serum Liyun Kong, Jiaqi Wang, Yan Liu, Min Wu, Lijuan SHI +4 more 2022-10-04
10969150 Refrigerator adopting linear compressor and control method thereof Lisheng Ji, Jianru Liu, Xiaobing Zhu, Shufeng Zhang, Caiyun Zhao 2021-04-06
10782066 Refrigeration control method for refrigerator and refrigerator Lisheng Ji, Shengyuan Nie, Haibo Tao 2020-09-22
10739066 Refrigerator control method and system with inverter compressor Lisheng Ji, Jianru Liu, Xiaobing Zhu, Shufeng Zhang, Caiyun Zhao 2020-08-11
10684058 Refrigerator Haibo Tao, Lisheng Ji, Jianru Liu 2020-06-16
10655908 Refrigerator controlling method and system with linear compressor Xiaobing Zhu, Jianru Liu, Lisheng Ji, Shufeng Zhang 2020-05-19
10612822 Bent pipe with retention member and semiconductor refrigerator having same Haibo Tao, Dong Yu, Peng Li, Jianru Liu, Dingyuan Wang +2 more 2020-04-07
10591196 Refrigerator control method and system using linear compressor Xiaobing Zhu, Jianru Liu, Lisheng Ji, Shufeng Zhang 2020-03-17
10539356 Sintered heat tube and semiconductor cooling refrigerator provided with same Haibo Tao, Kui Zhang, Jianru Liu, Peng Li, Chunyang Li +1 more 2020-01-21
10247466 Freezing and refrigerating device and defrosting control method thereof Haibo Tao, Jianru Liu, Lisheng Ji 2019-04-02
10222114 Semiconductor refrigerator Haibo Tao, Dong Yu, Peng Li, Jianru Liu, Dingyuan Wang +2 more 2019-03-05
10197309 Cold end heat exchanging device and semiconductor refrigerator Haibo Tao, Dong Yu, Peng Li, Jianru Liu, Dingyuan Wang +2 more 2019-02-05
10126038 Refrigerator Haibo Tao, Lisheng Ji, Jianru Liu 2018-11-13