P

Inventor

VENIGALLA RAJASEKHAR

US83 patents
⚠️ This page may combine multiple inventors who share the name “VENIGALLA RAJASEKHAR”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

IBM

38 patents
US9530700B1Dec 27, 2016

Method of fabricating vertical field effect transistors with protective fin liner during bottom spacer recess etch

IBM65 citations98
US9437503B1Sep 6, 2016

Vertical FETs with variable bottom spacer recess

IBM73 citations98
US9431305B1Aug 30, 2016

Vertical transistor fabrication and devices

IBM57 citations98
US9859421B1Jan 2, 2018

Vertical field effect transistor with subway etch replacement metal gate

IBM25 citations94
US9728466B1Aug 8, 2017

Vertical field effect transistors with metallic source/drain regions

IBM24 citations94
US9721848B1Aug 1, 2017

Cutting fins and gates in CMOS devices

IBM32 citations94
US10083961B2Sep 25, 2018

Gate cut with integrated etch stop layer

IBM14 citations93
US9761727B2Sep 12, 2017

Vertical FETs with variable bottom spacer recess

IBM12 citations92
US8643122B2Feb 4, 2014

Silicide contacts having different shapes on regions of a semiconductor device

IBM26 citations92
US7056192B2Jun 6, 2006

Ceria-based polish processes, and ceria-based slurries

IBM45 citations88
US10283416B2May 7, 2019

Vertical FETS with variable bottom spacer recess

IBM4 citations84
US10170584B2Jan 1, 2019

Nanosheet field effect transistors with partial inside spacers

IBM11 citations84
US10109535B2Oct 23, 2018

Method of fabricating vertical field effect transistors with protective fin liner during bottom spacer recess ETCH

IBM6 citations84
US10096607B1Oct 9, 2018

Three-dimensional stacked junctionless channels for dense SRAM

IBM14 citations84
US9985115B2May 29, 2018

Vertical transistor fabrication and devices

IBM3 citations84
US9978750B1May 22, 2018

Low resistance source/drain contacts for complementary metal oxide semiconductor (CMOS) devices

IBM11 citations84
US9941411B2Apr 10, 2018

Vertical transistor fabrication and devices

IBM3 citations84
US9911804B1Mar 6, 2018

Vertical fin field effect transistor with air gap spacers

IBM8 citations84
US9601491B1Mar 21, 2017

Vertical field effect transistors having epitaxial fin channel with spacers below gate structure

IBM10 citations84
US9293551B2Mar 22, 2016

Integrated multiple gate length semiconductor device including self-aligned contacts

IBM12 citations84
US10832971B2Nov 10, 2020

Fabricating tapered semiconductor devices

IBM2 citations73
US10580773B2Mar 3, 2020

Gate cut with integrated etch stop layer

IBM1 citations73
US10559670B2Feb 11, 2020

Nanosheet field effect transistors with partial inside spacers

IBM2 citations73
US10453841B2Oct 22, 2019

Orientation engineering in complementary metal oxide semiconductor fin field effect transistor integration for increased mobility and sharper junction

IBM1 citations73
US10424515B2Sep 24, 2019

Vertical FET devices with multiple channel lengths

IBM2 citations73
US10243041B2Mar 26, 2019

Vertical fin field effect transistor with air gap spacers

IBM1 citations73
US10211207B2Feb 19, 2019

Low resistance source/drain contacts for complementary metal oxide semiconductor (CMOS) devices

IBM1 citations73
US10170543B2Jan 1, 2019

Vertical fin field effect transistor with air gap spacers

IBM1 citations73
US10170485B2Jan 1, 2019

Three-dimensional stacked junctionless channels for dense SRAM

IBM4 citations73
US10164119B2Dec 25, 2018

Vertical field effect transistors with protective fin liner during bottom spacer recess etch

IBM3 citations73
US9859384B2Jan 2, 2018

Vertical field effect transistors with metallic source/drain regions

IBM3 citations73
US9793374B2Oct 17, 2017

Vertical transistor fabrication and devices

IBM2 citations73
US11075281B2Jul 27, 2021

Additive core subtractive liner for metal cut etch processes

IBM1 citations72
US11056391B2Jul 6, 2021

Subtractive vFET process flow with replacement metal gate and metallic source/drain

IBM4 citations72
US10177039B2Jan 8, 2019

Shallow trench isolation structures and contact patterning

IBM1 citations63
US10141308B2Nov 27, 2018

Low resistance source/drain contacts for complementary metal oxide semiconductor (CMOS) devices

IBM1 citations63
US9929058B2Mar 27, 2018

Vertical FETS with variable bottom spacer recess

IBM1 citations63
US11276767B2Mar 15, 2022

Additive core subtractive liner for metal cut etch processes

IBM0 citations62

MICRON TECHNOLOGY INC

4 patents

TESSERA LLC

3 patents

TESSERA INC

2 patents

ALPTEKIN EMRE

1 patent

UTOMO HENRY K

1 patent

GLOBALFOUNDRIES INC

1 patent

Showing the top 50 of 83 patents by PatentIndex Score.