Inventor
OK INJO
US154 patents
⚠️ This page may combine multiple inventors who share the name “OK INJO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
IBM
49 patentsUS10505111B1Dec 10, 2019
Confined phase change memory with double air gap
IBM37 citations94
US10297668B1May 21, 2019
Vertical transport fin field effect transistor with asymmetric channel profile
IBM18 citations94
US10115800B1Oct 30, 2018
Vertical fin bipolar junction transistor with high germanium content silicon germanium base
IBM17 citations94
US9397006B1Jul 19, 2016
Co-integration of different fin pitches for logic and analog devices
IBM25 citations94
US9337094B1May 10, 2016
Method of forming contact useful in replacement metal gate processing and related semiconductor structure
IBM38 citations94
US9330983B1May 3, 2016
CMOS NFET and PFET comparable spacer width
IBM18 citations93
US9431486B1Aug 30, 2016
Channel strain and controlling lateral epitaxial growth of the source and drain in FinFET devices
IBM13 citations92
US9305923B1Apr 5, 2016
Low resistance replacement metal gate structure
IBM18 citations92
US10804165B2Oct 13, 2020
Source and drain isolation for CMOS nanosheet with one block mask
IBM12 citations86
US10325820B1Jun 18, 2019
Source and drain isolation for CMOS nanosheet with one block mask
IBM14 citations86
US10741756B1Aug 11, 2020
Phase change memory with a patterning scheme for tantalum nitride and silicon nitride layers
IBM15 citations85
US10672872B1Jun 2, 2020
Self-aligned base contacts for vertical fin-type bipolar junction transistors
IBM9 citations84
US10615257B2Apr 7, 2020
Patterning method for nanosheet transistors
IBM7 citations84
US10396126B1Aug 27, 2019
Resistive memory device with electrical gate control
IBM11 citations84
US10381074B1Aug 13, 2019
Differential weight reading of an analog memory element in crosspoint array utilizing current subtraction transistors
IBM10 citations84
US10347456B1Jul 9, 2019
Vertical vacuum channel transistor with minimized air gap between tip and gate
IBM8 citations84
US10256296B2Apr 9, 2019
Middle-of-line (MOL) capacitance reduction for self-aligned contact in gate stack
IBM5 citations84
US9887289B2Feb 6, 2018
Method and structure of improving contact resistance for passive and long channel devices
IBM6 citations84
US9871099B2Jan 16, 2018
Nanosheet isolation for bulk CMOS non-planar devices
IBM6 citations84
US9728462B2Aug 8, 2017
Stable multiple threshold voltage devices on replacement metal gate CMOS devices
IBM12 citations84
US9704760B2Jul 11, 2017
Integrated circuit (IC) with offset gate sidewall contacts and method of manufacture
IBM6 citations84
US9698101B2Jul 4, 2017
Self-aligned local interconnect technology
IBM6 citations84
US9685340B2Jun 20, 2017
Stable contact on one-sided gate tie-down structure
IBM17 citations84
US9673101B2Jun 6, 2017
Minimize middle-of-line contact line shorts
IBM4 citations84
US9595592B1Mar 14, 2017
Forming dual contact silicide using metal multi-layer and ion beam mixing
IBM11 citations84
US9520500B1Dec 13, 2016
Self heating reduction for analog radio frequency (RF) device
IBM5 citations84
US9461168B1Oct 4, 2016
Channel strain and controlling lateral epitaxial growth of the source and drain in FinFET devices
IBM8 citations84
US9275901B1Mar 1, 2016
Semiconductor device having reduced contact resistance
IBM6 citations84
US10177240B2Jan 8, 2019
FinFET device formed by a replacement metal-gate method including a gate cut-last step
IBM15 citations83
US12329045B2Jun 10, 2025
Phase change memory programming current leakage reduction
IBM2 citations75
US11456415B2Sep 27, 2022
Phase change memory cell with a wrap around and ring type of electrode contact and a projection liner
IBM4 citations73
US11177437B2Nov 16, 2021
Alignment through topography on intermediate component for memory device patterning
IBM2 citations73
US10971585B2Apr 6, 2021
Gate spacer and inner spacer formation for nanosheet transistors having relatively small space between adjacent gates
IBM4 citations73
US10950549B2Mar 16, 2021
ILD gap fill for memory device stack array
IBM2 citations73
US10833168B2Nov 10, 2020
Complementary metal-oxide-semiconductor (CMOS) nanosheet devices with epitaxial source/drains and replacement metal gate structures
IBM2 citations73
US10833269B1Nov 10, 2020
3D phase change memory
IBM5 citations73
US10832941B2Nov 10, 2020
Airgap isolation for backend embedded memory stack pillar arrays
IBM3 citations73
US10833267B2Nov 10, 2020
Structure and method to form phase change memory cell with self- align top electrode contact
IBM3 citations73
US10777679B2Sep 15, 2020
Removal of work function metal wing to improve device yield in vertical FETs
IBM4 citations73
US10763431B2Sep 1, 2020
Film stress control for memory device stack
IBM3 citations73
US10593771B2Mar 17, 2020
Vertical fin-type bipolar junction transistor with self-aligned base contact
IBM2 citations73
US10541329B2Jan 21, 2020
Boosted vertical field-effect transistor
IBM3 citations73
US10468498B2Nov 5, 2019
Vertical fin bipolar junction transistor with high germanium content silicon germanium base
IBM3 citations73
US10453844B2Oct 22, 2019
Techniques for enhancing vertical gate-all-around FET performance
IBM2 citations73
US10396200B2Aug 27, 2019
Method and structure of improving contact resistance for passive and long channel devices
IBM1 citations73
US10355080B2Jul 16, 2019
Semiconductor structures including middle-of-line (MOL) capacitance reduction for self-aligned contact in gate stack
IBM3 citations73
US10325848B2Jun 18, 2019
Self-aligned local interconnect technology
IBM1 citations73
US10141232B2Nov 27, 2018
Vertical CMOS devices with common gate stacks
IBM4 citations73
US10043904B2Aug 7, 2018
Method and structure of improving contact resistance for passive and long channel devices
IBM2 citations73
HOBBS CHRISTOPHER C
1 patentShowing the top 50 of 154 patents by PatentIndex Score.