Cary, North Carolina
United States
21
2023-06-22
The entities that hold a legal rights for patent applications filed by inventor QI Li:
Li QI from Cary, US has applied for patents for these inventions. The list has both pending applications and granted patents:
Hybrid circuit breakers
#2 | 2023-04-13Method and control to integrate fuel cells in datacenters with ring-bus architecture
#3 | 2022-03-17Intelligent current limiting for solid-state switching
#4 | 2021-06-17Multiple vehicle charging system
#5 | 2021-05-13Current control and circuit protection for distributed energy resources
#6 | 2018-06-21Circuit protection system
#7 | 2018-06-14Fault isolation and system restoration using power converter
#8 | 2017-11-14Direct current transmission system and method
#9 | 2017-07-06High impedance fault location in DC distribution systems
#10 | 2017-02-23Reducing peak fault output current in a DC power generation system
#11 | 2017-02-23System for converting AC electrical power to DC electrical power and methods
#12 | 2017-02-23Fault protection in converter-based DC distribution systems
#13 | 2016-12-22Technologies for zonal fault protection of DC distribution systems
#14 | 2016-12-01Active Neutral-Point-Clamped (ANPC) Converters and Operating Methods Thereof
#15 | 2016-12-01Fault location of DC distribution systems
#16 | 2016-03-17Doubly-fed, variable-speed, dual-voltage AC generation and distribution systems
#17 | 2015-12-03Electric Power Generation and Distribution for Islanded or Weakly-Connected Systems
#18 | 2015-11-19Protection device for DC collection systems
#19 | 2015-09-24Method and apparatus for the protection of DC distribution systems
#20 | 2015-07-09Method and apparatus for controlling a hybrid energy storage system
#21 | 2013-08-01DC connection scheme for windfarm with internal MVDC collection grid
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