Inventor · Seojong-myeon, KR

Young-Jun Ku

52Patents
6h-index
26Co-inventors
68Inventor score

Filing activity: Dec 28, 2005 → Dec 2, 2021

Most-cited inventions

PatentTitleAreaCited byStatus
US8441831B2 Semiconductor integrated circuit having stacked semiconductor chips and vias therebetween Electricity 17 Active
US8339879B2 Repair circuit and semiconductor apparatus including the same Electricity 10 Active
US7994834B2 Duty cycle corrector and clock generator having the same Electricity 10 Active
US7639552B2 Delay locked loop and semiconductor memory device with the same Physics 10 Active
US7676686B2 Delay locked loop circuit and synchronous memory device including the same Electricity 8 Active
US7777542B2 Delay locked loop Electricity 6 Active
US7489170B2 Delay locked loop in synchronous semiconductor memory device and driving method thereof Electricity 6 Active
US7940096B2 Register controlled delay locked loop circuit Electricity 5 Active
US7706199B2 Circuit and method for parallel test of memory device Physics 5 Active
US8373478B2 Semiconductor device and delay locked loop circuit thereof Electricity 5 Active
US7405603B2 Delayed Locked Loop Circuit Electricity 4 Active
US7545189B2 Delayed locked loop circuit Electricity 4 Active
US7450439B2 Apparatus for generating internal voltage Physics 4 Active
US7872508B2 Delay locked loop circuit Electricity 3 Active
US7492653B2 Semiconductor memory device capable of effectively testing failure of data Physics 3 Active
US8411478B2 Three-dimensional stacked semiconductor integrated circuit Electricity 3 Active
US8922237B2 Semiconductor integrated circuit with testing and repairing via Electricity 3 Active
US9324380B2 Stacked semiconductor apparatus and semiconductor system capable of inputting signals through various paths Electricity 3 Active
US9959184B2 Input/output (I/O) line test device and method for controlling the same Physics 3 Active
US7940074B2 Data transmission circuit and semiconductor apparatus including the same Electricity 2 Active
US9349488B2 Semiconductor memory apparatus Physics 2 Active
US7915934B2 Delay locked loop circuit and operational method thereof Electricity 2 Active
US9396765B2 Stacked semiconductor package Electricity 1 Active
US8456931B2 Data transmission device Physics 1 Active
US8036053B2 Semiconductor memory device capable of suppressing a coupling effect of a test-disable transmission line Physics 1 Active

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