Patent assignee · KR · COMPANY

LSIS CO., LTD.

917Patents
915Active
917Granted
62Portfolio score

Filing activity: Apr 1, 2011 → Mar 13, 2020 · 16 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US8723591B2 Method for driving IGBT Electricity 46 Active
US9825549B2 Multi-level inverter Electricity 40 Active
USD705728S1 Inverter General 37 Active
USD692374S1 Charger for electric automobiles General 35 Active
USD688200S1 Portable electric vehicle charger General 32 Active
USD703136S1 Inverter General 30 Active
USD719105S1 Motor-protection relay General 25 Active
US8269585B2 Movable contact assembly of electromagnetic switch Electricity 24 Active
USD904987S1 Molded case circuit breaker General 23 Active
USD698725S1 Inverter General 22 Active
USD667784S1 Solar inverter General 20 Active
USD707176S1 Inverter General 19 Active
US9287933B2 Apparatus for power line communication Electricity 17 Active
US9311758B2 Vehicle control device and method Electricity 15 Active
USD733046S1 Body of electric automobile charger General 14 Active
US9118509B2 Communication method of gateway device supporting mutual communication of CAN and Modbus and gateway device using the same Electricity 13 Active
US8604368B2 Circuit breaker having cradle with a shutter safety device Electricity 13 Active
USD773404S1 Circuit breaker General 12 Active
US9882358B2 Transportation device of withdrawal circuit breaker Electricity 11 Active
US9825439B2 Withdrawable interlock device of vacuum circuit breaker Electricity 11 Active
USD916701S1 Gateway data logger General 11 Active
US8710390B2 Interlock apparatus for vacuum circuit breaker Electricity 11 Active
USD810600S1 Electricity meter for branch for distribution board General 11 Active
USD733047S1 Holder for electric automobile chargers General 11 Active
US8362812B2 Switching gate driver Electricity 10 Active

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.