Inventor · Hwaseong-si, KR

Jun-Ho Ahn

24Patents
5h-index
30Co-inventors
65Inventor score

Filing activity: Mar 19, 2001 → Mar 5, 2019

Most-cited inventions

PatentTitleAreaCited byStatus
US6463623B2 Power brush assembly for vacuum cleaners Human Necessities 242 Expired
US6774523B2 Electric motor Electricity 31 Expired
US8405271B2 Interior permanent magnet type brushless direct current motor Electricity 12 Active
US6930464B2 Driving circuit for improving starting of hybrid induction motor and method thereof Electricity 5 Expired
US7560846B2 Flux barrier type synchronous reluctance motor and rotor thereof Electricity 5 Active
US10613975B2 Method of dynamic garbage collection for a memory device based on valid page count (VPC), garbage collection speed, and maximum and minimum operating speeds Physics 4 Active
US6446473B1 Washing machine Textiles; Paper 4 Expired
US7851960B2 Synchronous reluctance motor Electricity 4 Active
US7161270B2 Line start reluctance synchronous motor Electricity 3 Expired
US7791298B2 Motor driver system and method for protecting motor driver Electricity 3 Active
US6888282B2 Stator of induction motor Electricity 3 Expired
US7687949B2 Rotor of synchronous reluctance motor Electricity 2 Expired
US7239057B2 Single phase induction motor Electricity 1 Expired
US7876018B2 Synchronous reluctance motor and compressor having the same Electricity 1 Active
US7956505B2 Rotor of electric motor for simplifying manufacturing process and electric motor having the same Electricity 1 Active
US6901778B2 Clutch apparatus for washing machine Textiles; Paper 1 Expired
US7936141B2 Motor driver system and method of protecting motor driver Electricity 1 Active
US7852040B2 Motor driver system and method for controlling motor driver Electricity 1 Active
US10060297B2 Apparatus and method for reactor power control of steam turbine power generation system Physics 0 Active
US10323529B2 Turbine including packing device and method of assembling the same, and sealing assembly Mechanical Engineering; Lighting; Heating 0 Active
US10649692B2 Storage device, system including the same and method of operating the same Physics 0 Active
US10060534B2 Sealing structure for turbine Mechanical Engineering; Lighting; Heating 0 Active
US10795594B2 Storage device Physics 0 Active
US10683483B2 Microfabricated platform for mimicking the liver zonation and evaluating method of zonal toxicity using thereof Chemistry; Metallurgy 0 Active

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