Inventor · Beijing, CN

Youyi Li

22Patents
2h-index
19Co-inventors
50Inventor score

Filing activity: Feb 9, 2009 → Aug 30, 2021

Most-cited inventions

PatentTitleAreaCited byStatus
US11022655B2 Method and control system for faulted phase detection Electricity 3 Active
US8526333B2 Method for detecting network asymmetrical status and asymmetrical communication channels for power system Electricity 3 Active
US8791730B2 Synchronization method for current differential protection Electricity 2 Active
US10393810B2 Method for identifying the fault by current differential protection and device thereof Electricity 1 Active
US10120012B2 Method and apparatus for detecting fault in a mixed configuration power transmission line Electricity 1 Active
US9042412B2 Method and apparatus for detecting communication channel delay asymmetry Electricity 1 Active
US10295586B2 Fault detection of a transmission line Electricity 1 Active
US11280824B2 High sensitive phase selection method Electricity 0 Active
US10074969B2 Travelling wave protection of a transmission line Physics 0 Active
US11050239B2 Method and control system for fault direction detection Electricity 0 Active
US11703534B2 Determining of a power line fault Physics 0 Active
US10444272B2 Method and apparatus for detection of power system disturbance within a digital substation Emerging Cross-Sectional Technologies 0 Active
US11652347B2 Method, system and apparatus for fault detection in line protection for power transmission system Electricity 0 Active
US11879928B2 Differential protection of a transmission line Electricity 0 Active
US11112445B2 Travelling wave pilot protection of a transmission line based on time synchronization Electricity 0 Active
US11469589B2 Zero sequence current based line differential protection solution Electricity 0 Active
US9018938B2 Integrated device suspended at high voltage potential for power energy metering and protection of distribution network Emerging Cross-Sectional Technologies 0 Active
US10416221B2 Voltage based method for fault identification in a transmission line apparatus thereof Physics 0 Active
US10734803B2 Travelling wave protection of a transmission line based on high-pass filtering Electricity 0 Active
US11594874B2 Method for detecting fault in power transmission line and protection system using the same Electricity 0 Active
US11435411B2 Time domain distance protection based on polarity comparison for power transmission lines Electricity 0 Active
US9899830B2 Method for detecting fault and current differential protection system thereof Electricity 0 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.