YL

Yan-Fei Liu

QK Queen'S University At Kingston: 3 patents #1 of 28Top 4%
Futurewei Technologies: 2 patents #121 of 558Top 25%
NC Nantong Schmidt Opto-Electrical Technology Co.: 1 patents #1 of 3Top 35%
NU North China Electrical Power University: 1 patents #1 of 13Top 8%
S( Semiconductor Manufacturing International (Beijing): 1 patents #65 of 195Top 35%
SC State Grid Corporation Of China: 1 patents #9 of 88Top 15%
CI Ciena: 1 patents #61 of 179Top 35%
TE Tencent: 1 patents #385 of 1,350Top 30%
MC Murata Manufacturing Co.: 1 patents #394 of 1,024Top 40%
Overall (2019): #2,108 of 560,194Top 1%
19
Patents 2019

Issued Patents 2019

Showing 1–19 of 19 patents

Patent #TitleCo-InventorsDate
10498236 Two-phase three-level converter and controller therefor Tianshu Liu 2019-12-03
10491123 Modular parallel technique for resonant converter Hongliang Wang, Yang Chen, Jahangir Afsharian, Zhihua Yang, Bing Gong 2019-11-26
10476397 Interleaved resonant converter Zhiyuan Hu 2019-11-12
10468965 Multi-stage multilevel DC-DC step-down converter Tianshu Liu 2019-11-05
10447173 Single-phase five-level active clamping converter unit and converter Hongliang Wang 2019-10-15
10438052 Systems and methods for facial property identification Pengfei Xiong, Hailong Liu, Bo Chen 2019-10-08
10411596 High efficiency power regulator and method Hengchun Mao, Renhua Wu 2019-09-10
10411898 Method and device for providing a key for internet of things (IoT) communication Xiaobo Wang 2019-09-10
10411118 Semiconductor structures and fabrication methods thereof Jia Liu 2019-09-10
10389271 Single-phase four-level inverter circuit topology and three-phase four-level inverter circuit topology Hongliang Wang 2019-08-20
10388743 Power electronic and optoelectronic devices with interdigitated electrodes Zhanming Li, Yue Fu, Wai Tung Ng 2019-08-20
10312825 Five-level half bridge inverter topology with high voltage utilization ratio Hongliang Wang 2019-06-04
10308140 Renewable energy-based hybrid bi-directionally interactive DC traction power supply system Ming Michael Meng, Jian Liu, Xiping Wang, Dalong Hu, Li Jiang +2 more 2019-06-04
10277146 Half bridge inverter units and inverter thereof Hongliang Wang 2019-04-30
10267890 Apparatus and methods for time-lapse astrophotography Dar-Tson SHEN, Su Liu 2019-04-23
10256712 Current ripple sensing controller for a single-stage LED driver Yajie Qiu 2019-04-09
10250159 Five-level inverter topology with high voltage utilization ratio Hongliang Wang 2019-04-02
10243478 High-power single-stage LED driver with bipolar ripple cancellation Yajie Qiu 2019-03-26
10171161 Machine learning for link parameter identification in an optical communications system David Côté, Emil Janulewicz, Thomas Triplet, Qunbi Zhuge, Yang Yu 2019-01-01