Inventor
AHN JUNG-RYUL
KR51 patents
⚠️ This page may combine multiple inventors who share the name “AHN JUNG-RYUL”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SK HYNIX INC
30 patentsUS10163924B2Dec 25, 2018
Manufacturing method of three-dimensional semiconductor memory device
SK HYNIX INC25 citations94
US9589647B1Mar 7, 2017
Semiconductor device with improved programming reliability
SK HYNIX INC10 citations84
US9520403B2Dec 13, 2016
Semiconductor memory device
SK HYNIX INC8 citations83
US9318201B2Apr 19, 2016
Semiconductor memory device including three-dimensional array structure
SK HYNIX INC6 citations83
US10930667B2Feb 23, 2021
Semiconductor device and manufacturing method of the same
SK HYNIX INC2 citations73
US9960177B2May 1, 2018
Semiconductor device and manufacturing method of the same
SK HYNIX INC3 citations73
US9767906B2Sep 19, 2017
Semiconductor memory device including three-dimensional array structure and memory system including the same
SK HYNIX INC3 citations73
US9490015B2Nov 8, 2016
Semiconductor memory device, memory system having the same, and method of operating the same
SK HYNIX INC3 citations73
US9466389B2Oct 11, 2016
Multiple programming pulse per loop programming and verification method for non-volatile memory devices
SK HYNIX INC6 citations73
US9165924B2Oct 20, 2015
Vertical channel type nonvolatile memory device and method for fabricating the same
SK HYNIX INC5 citations73
US8921921B2Dec 30, 2014
Nonvolatile memory device and method for fabricating the same
SK HYNIX INC5 citations73
US9293209B2Mar 22, 2016
Semiconductor memory device performing read retry mode and operating method of the same
SK HYNIX INC3 citations72
US10727247B2Jul 28, 2020
Semiconductor device and manufacturing method of the semiconductor device
SK HYNIX INC2 citations71
US9214470B2Dec 15, 2015
Non-volatile memory device with vertical memory cells and method for fabricating the same
SK HYNIX INC2 citations63
US12563732B2Feb 24, 2026
Three-dimensional semiconductor device and method of manufacturing the same
SK HYNIX INC0 citations62
US11665904B2May 30, 2023
Semiconductor device and manufacturing method of the same
SK HYNIX INC0 citations62
US11610915B2Mar 21, 2023
Semiconductor device and manufacturing method of the semiconductor device
SK HYNIX INC0 citations61
US11024647B2Jun 1, 2021
Semiconductor device and manufacturing method of the semiconductor device
SK HYNIX INC0 citations61
US9274939B2Mar 1, 2016
Memory system
SK HYNIX INC2 citations61
US9412452B2Aug 9, 2016
Semiconductor device
SK HYNIX INC0 citations52
US9391166B2Jul 12, 2016
Non-volatile memory device and method for fabricating the same
SK HYNIX INC0 citations52
US9123736B2Sep 1, 2015
Semiconductor device and method of manufacturing the same
SK HYNIX INC1 citations52
US10115809B2Oct 30, 2018
Semiconductor memory device and method of manufacturing the same
SK HYNIX INC0 citations51
US9633731B2Apr 25, 2017
Semiconductor memory device including three-dimensional array structure
SK HYNIX INC1 citations51
US9601207B2Mar 21, 2017
Semiconductor memory device and method of operating the same
SK HYNIX INC0 citations51
US9176873B2Nov 3, 2015
Semiconductor memory device and method of operating the same
SK HYNIX INC0 citations51
US9136269B2Sep 15, 2015
Semiconductor device and method of manufacturing the same
SK HYNIX INC0 citations51
US9117699B2Aug 25, 2015
Semiconductor memory device
SK HYNIX INC0 citations51
US9041124B2May 26, 2015
Semiconductor memory device and method of manufacturing the same
SK HYNIX INC0 citations51
US12183414B2Dec 31, 2024
Memory device and method of testing the memory device for failure
SK HYNIX INC0 citations50
HYNIX SEMICONDUCTOR INC
11 patentsUS7015099B2Mar 21, 2006
Method of manufacturing a flash memory cell capable of increasing a coupling ratio
HYNIX SEMICONDUCTOR INC21 citations92
US6844231B2Jan 18, 2005
Method of manufacturing a flash memory cell using a self-aligned floating gate
HYNIX SEMICONDUCTOR INC25 citations92
US7662697B2Feb 16, 2010
Method of forming isolation structure of semiconductor device
HYNIX SEMICONDUCTOR INC9 citations84
US7955960B2Jun 7, 2011
Nonvolatile memory device and method of fabricating the same
HYNIX SEMICONDUCTOR INC12 citations83
US6759299B2Jul 6, 2004
Method for manufacturing flash memory device
HYNIX SEMICONDUCTOR INC8 citations74
US7169670B2Jan 30, 2007
Method of forming gate oxide layer in semiconductor device
HYNIX SEMICONDUCTOR INC7 citations73
US8351270B2Jan 8, 2013
Nonvolatile memory device and method of programming the device
HYNIX SEMICONDUCTOR INC3 citations63
US7655521B2Feb 2, 2010
Method of fabricating semiconductor memory device
HYNIX SEMICONDUCTOR INC4 citations63
US7465631B2Dec 16, 2008
Method of fabricating a non-volatile memory device
HYNIX SEMICONDUCTOR INC4 citations63
US7041555B2May 9, 2006
Method for manufacturing flash memory device
HYNIX SEMICONDUCTOR INC4 citations63
US7049236B2May 23, 2006
Method of manufacturing a semiconductor device
HYNIX SEMICONDUCTOR INC1 citations52
AHN JUNG RYUL
4 patentsUS8520440B2Aug 27, 2013
Semiconductor memory device and method of operating the same
AHN JUNG RYUL16 citations83
US8111557B2Feb 7, 2012
Nonvolatile memory device and method of programming the device
AHN JUNG RYUL4 citations62
US8937344B2Jan 20, 2015
Semiconductor device and method of manufacturing the same
AHN JUNG RYUL1 citations51
US8901629B2Dec 2, 2014
Semiconductor device and method of manufacturing the same
AHN JUNG RYUL0 citations50
AHN JUNG-RYUL
3 patentsUS8163617B2Apr 24, 2012
Vertical channel type non-volatile memory device and method for fabricating the same
AHN JUNG-RYUL30 citations92
US8941154B2Jan 27, 2015
Non-volatile memory device and method for fabricating the same
AHN JUNG-RYUL6 citations84
US8759902B2Jun 24, 2014
Non-volatile memory device with vertical memory cells
AHN JUNG-RYUL0 citations52
CHOI EUN SEOK
1 patentBAEK YONG MOOK
1 patentShowing the top 50 of 51 patents by PatentIndex Score.