Zuoguang Liu

Person

Schenectady, NY, US

People

Patents Grantslast 30 patents

Information Patent Grant
Reducing contact resistance of phase change memory bridge cell
- Patent number 12,219,885
- Issue date Feb 4, 2025
- International Business Machines Corporation
- Kangguo Cheng
Information Patent Grant
Phase change memory with conductive rings
- Patent number 12,219,884
- Issue date Feb 4, 2025
- International Business Machines Corporation
- Kangguo Cheng
Information Patent Grant
Punch through stopper in bulk finFET device
- Patent number 12,119,393
- Issue date Oct 15, 2024
- Adeia Semiconductor Solutions LLC
- Veeraraghavan S. Basker
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Layout design for threshold voltage tuning
- Patent number 11,694,958
- Issue date Jul 4, 2023
- International Business Machines Corporation
- Huimei Zhou
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Low resistance source drain contact formation with trench metastabl...
- Patent number 11,562,906
- Issue date Jan 24, 2023
- International Business Machines Corporation
- Oleg Gluschenkov
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Phase change memory cell resistive liner
- Patent number 11,545,624
- Issue date Jan 3, 2023
- International Business Machines Corporation
- Kangguo Cheng
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Punch through stopper in bulk finFET device
- Patent number 11,404,560
- Issue date Aug 2, 2022
- TESSERA LLC
- Veeraraghavan S. Basker
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Two-stage top source drain epitaxy formation for vertical field eff...
- Patent number 11,164,787
- Issue date Nov 2, 2021
- International Business Machines Corporation
- Alexander Reznicek
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Self-aligned gate and junction for VTFET
- Patent number 11,075,280
- Issue date Jul 27, 2021
- International Business Machines Corporation
- Zuoguang Liu
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Shared contact trench comprising dual silicide layers and dual epit...
- Patent number 11,062,960
- Issue date Jul 13, 2021
- International Business Machines Corporation
- Heng Wu
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Composite spacer enabling uniform doping in recessed fin devices
- Patent number 11,038,041
- Issue date Jun 15, 2021
- International Business Machines Corporation
- Veeraraghavan S. Basker
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Measurement of top contact resistance in vertical field-effect tran...
- Patent number 11,024,738
- Issue date Jun 1, 2021
- International Business Machines Corporation
- Zuoguang Liu
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Vertical field effect transistor replacement metal gate fabrication
- Patent number 10,985,073
- Issue date Apr 20, 2021
- International Business Machines Corporation
- Ruilong Xie
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
VFET device design for top contact resistance measurement
- Patent number 10,957,605
- Issue date Mar 23, 2021
- International Business Machines Corporation
- Chen Zhang
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Fabrication of vertical transport fin field effect transistors with...
- Patent number 10,950,492
- Issue date Mar 16, 2021
- International Business Machines Corporation
- Kangguo Cheng
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Dual silicide liner flow for enabling low contact resistance
- Patent number 10,916,471
- Issue date Feb 9, 2021
- ELPIS TECHNOLOGIES INC.
- Praneet Adusumilli
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Composite spacer enabling uniform doping in recessed fin devices
- Patent number 10,854,733
- Issue date Dec 1, 2020
- International Business Machines Corporation
- Veeraraghavan S. Basker
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Fin field effect transistor fabrication and devices having inverted...
- Patent number 10,784,365
- Issue date Sep 22, 2020
- International Business Machines Corporation
- Veeraraghavan S. Basker
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Wrapped contacts with enhanced area
- Patent number 10,693,007
- Issue date Jun 23, 2020
- ELPIS TECHNOLOGIES INC.
- Kangguo Cheng
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Contact formation in semiconductor devices
- Patent number 10,685,961
- Issue date Jun 16, 2020
- International Business Machines Corporation
- Oleg Gluschenkov
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Extremely thin silicon-on-insulator silicon germanium device withou...
- Patent number 10,658,387
- Issue date May 19, 2020
- International Business Machines Corporation
- Kangguo Cheng
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Punch through stopper in bulk finFET device
- Patent number 10,629,709
- Issue date Apr 21, 2020
- Tessera, Inc.
- Veeraraghavan S. Basker
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
VFET device design for top contact resistance measurement
- Patent number 10,622,257
- Issue date Apr 14, 2020
- International Business Machines Corporation
- Chen Zhang
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Contact formation in semiconductor devices
- Patent number 10,586,769
- Issue date Mar 10, 2020
- International Business Machines Corporation
- Oleg Gluschenkov
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Sacrificial cap for forming semiconductor contact
- Patent number 10,573,567
- Issue date Feb 25, 2020
- International Business Machines Corporation
- Praneet Adusumilli
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Shared contact trench comprising dual silicide layers and dual epit...
- Patent number 10,566,246
- Issue date Feb 18, 2020
- International Business Machines Corporation
- Heng Wu
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Fabrication of vertical transport fin field effect transistors with...
- Patent number 10,559,491
- Issue date Feb 11, 2020
- International Business Machines Corporation
- Kangguo Cheng
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Dual silicide liner flow for enabling low contact resistance
- Patent number 10,546,776
- Issue date Jan 28, 2020
- International Business Machines Corporation
- Praneet Adusumilli
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
CMOS VFET contacts with trench solid and liquid phase epitaxy
- Patent number 10,510,617
- Issue date Dec 17, 2019
- International Business Machines Corporation
- Oleg Gluschenkov
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Embedded bottom metal contact formed by a self-aligned contact proc...
- Patent number 10,490,653
- Issue date Nov 26, 2019
- International Business Machines Corporation
- Su Chen Fan
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
PUNCH THROUGH STOPPER IN BULK FINFET DEVICE
- Publication number 20250142855
- Publication date May 1, 2025
- Adeia Semiconductor Solutions LLC
- Veeraraghavan S. Basker
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
PHASE CHANGE MEMORY WITH REDUCED PROGRAMMING CURRENT
- Publication number 20230284543
- Publication date Sep 7, 2023
- International Business Machines Corporation
- Kangguo Cheng
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SELF-ALIGNED, SYMMETRIC PHASE CHANGE MEMORY ELEMENT
- Publication number 20230189668
- Publication date Jun 15, 2023
- International Business Machines Corporation
- Kangguo Cheng
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
STACKED NANOSHEET DEVICES WITH MATCHED THRESHOLD VOLTAGES FOR NFET/...
- Publication number 20230163127
- Publication date May 25, 2023
- International Business Machines Corporation
- Heng Wu
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
REDUCING CONTACT RESISTANCE OF PHASE CHANGE MEMORY BRIDGE CELL
- Publication number 20230165170
- Publication date May 25, 2023
- International Business Machines Corporation
- Kangguo Cheng
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
PHASE CHANGE MEMORY WITH CONDUCTIVE RINGS
- Publication number 20220416157
- Publication date Dec 29, 2022
- International Business Machines Corporation
- Kangguo Cheng
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
PUNCH THROUGH STOPPER IN BULK FINFET DEVICE
- Publication number 20220336643
- Publication date Oct 20, 2022
- TESSERA LLC
- Veeraraghavan S. Basker
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
PHASE CHANGE MEMORY CELL RESISTIVE LINER
- Publication number 20220310913
- Publication date Sep 29, 2022
- International Business Machines Corporation
- Kangguo Cheng
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Layout Design for Threshold Voltage Tuning
- Publication number 20210384139
- Publication date Dec 9, 2021
- International Business Machines Corporation
- Huimei ZHOU
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
GERMANIUM-BASED LASER DIODE
- Publication number 20210249845
- Publication date Aug 12, 2021
- International Business Machines Corporation
- Zuoguang Liu
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
TWO-STAGE TOP SOURCE DRAIN EPITAXY FORMATION FOR VERTICAL FIELD EFF...
- Publication number 20210193527
- Publication date Jun 24, 2021
- International Business Machines Corporation
- Alexander Reznicek
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
VERTICAL FIELD EFFECT TRANSISTOR REPLACEMENT METAL GATE FABRICATION
- Publication number 20210013106
- Publication date Jan 14, 2021
- International Business Machines Corporation
- Ruilong Xie
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Self-Aligned Gate and Junction for VTFET
- Publication number 20200335601
- Publication date Oct 22, 2020
- International Business Machines Corporation
- Zuoguang Liu
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
MEASUREMENT OF TOP CONTACT RESISTANCE IN VERTICAL FIELD-EFFECT TRAN...
- Publication number 20200295175
- Publication date Sep 17, 2020
- International Business Machines Corporation
- Zuoguang Liu
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
PUNCH THROUGH STOPPER IN BULK FINFET DEVICE
- Publication number 20200259002
- Publication date Aug 13, 2020
- Tessera, Inc.
- Veeraraghavan S. Basker
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
DUAL SILICIDE LINER FLOW FOR ENABLING LOW CONTACT RESISTANCE
- Publication number 20200066583
- Publication date Feb 27, 2020
- International Business Machines Corporation
- Praneet Adusumilli
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SHARED CONTACT TRENCH COMPRISING DUAL SILICIDE LAYERS AND DUAL EPIT...
- Publication number 20200058563
- Publication date Feb 20, 2020
- International Business Machines Corporation
- Heng Wu
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SHARED CONTACT TRENCH COMPRISING DUAL SILICIDE LAYERS AND DUAL EPIT...
- Publication number 20200058562
- Publication date Feb 20, 2020
- International Business Machines Corporation
- Heng Wu
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
VFET Device Design for Top Contact Resistance Measurement
- Publication number 20200035565
- Publication date Jan 30, 2020
- International Business Machines Corporation
- Chen Zhang
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SACRIFICIAL CAP FOR FORMING SEMICONDUCTOR CONTACT
- Publication number 20190341318
- Publication date Nov 7, 2019
- International Business Machines Corporation
- Praneet Adusumilli
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
FABRICATION OF VERTICAL TRANSPORT FIN FIELD EFFECT TRANSISTORS WITH...
- Publication number 20190311942
- Publication date Oct 10, 2019
- International Business Machines Corporation
- Kangguo Cheng
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
CMOS VFET CONTACTS WITH TRENCH SOLID AND LIQUID PHASE EPITAXY
- Publication number 20190279913
- Publication date Sep 12, 2019
- International Business Machines Corporation
- Oleg GLUSCHENKOV
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
CONTACT FORMATION IN SEMICONDUCTOR DEVICES
- Publication number 20190221565
- Publication date Jul 18, 2019
- International Business Machines Corporation
- Oleg Gluschenkov
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
VFET Device Design for Top Contact Resistance Measurement
- Publication number 20190189520
- Publication date Jun 20, 2019
- International Business Machines Corporation
- Chen Zhang
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Low Resistance Source Drain Contact Formation with Trench Metastabl...
- Publication number 20190181012
- Publication date Jun 13, 2019
- International Business Machines Corporation
- Oleg Gluschenkov
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
FIN FIELD EFFECT TRANSISTOR FABRICATION AND DEVICES HAVING INVERTED...
- Publication number 20190165142
- Publication date May 30, 2019
- International Business Machines Corporation
- Veeraraghavan S. Basker
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
CONTACT FORMATION IN SEMICONDUCTOR DEVICES
- Publication number 20190148299
- Publication date May 16, 2019
- International Business Machines Corporation
- Oleg Gluschenkov
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
EXTREMELY THIN SILICON-ON-INSULATOR SILICON GERMANIUM DEVICE WITHOU...
- Publication number 20190019811
- Publication date Jan 17, 2019
- International Business Machines Corporation
- Kangguo CHENG
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
LASER SPIKE ANNEALING FOR SOLID PHASE EPITAXY AND LOW CONTACT RESIS...
- Publication number 20190019796
- Publication date Jan 17, 2019
- International Business Machines Corporation
- Zuoguang Liu
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
WRAPPED SOURCE/DRAIN CONTACTS WITH ENHANCED AREA
- Publication number 20180350991
- Publication date Dec 6, 2018
- International Business Machines Corporation
- Kangguo Cheng
- H01 - BASIC ELECTRIC ELEMENTS

Zuoguang Liu

Person

Patents Grantslast 30 patents

Reducing contact resistance of phase change memory bridge cell

Phase change memory with conductive rings

Punch through stopper in bulk finFET device

Layout design for threshold voltage tuning

Low resistance source drain contact formation with trench metastabl...

Phase change memory cell resistive liner

Punch through stopper in bulk finFET device

Two-stage top source drain epitaxy formation for vertical field eff...

Self-aligned gate and junction for VTFET

Shared contact trench comprising dual silicide layers and dual epit...

Composite spacer enabling uniform doping in recessed fin devices

Measurement of top contact resistance in vertical field-effect tran...

Vertical field effect transistor replacement metal gate fabrication

VFET device design for top contact resistance measurement

Fabrication of vertical transport fin field effect transistors with...

Dual silicide liner flow for enabling low contact resistance

Composite spacer enabling uniform doping in recessed fin devices

Fin field effect transistor fabrication and devices having inverted...

Wrapped contacts with enhanced area

Contact formation in semiconductor devices

Extremely thin silicon-on-insulator silicon germanium device withou...

Punch through stopper in bulk finFET device

VFET device design for top contact resistance measurement

Contact formation in semiconductor devices

Sacrificial cap for forming semiconductor contact

Shared contact trench comprising dual silicide layers and dual epit...

Fabrication of vertical transport fin field effect transistors with...

Dual silicide liner flow for enabling low contact resistance

CMOS VFET contacts with trench solid and liquid phase epitaxy

Embedded bottom metal contact formed by a self-aligned contact proc...

Patents Applicationslast 30 patents

PUNCH THROUGH STOPPER IN BULK FINFET DEVICE

PHASE CHANGE MEMORY WITH REDUCED PROGRAMMING CURRENT

SELF-ALIGNED, SYMMETRIC PHASE CHANGE MEMORY ELEMENT

STACKED NANOSHEET DEVICES WITH MATCHED THRESHOLD VOLTAGES FOR NFET/...

REDUCING CONTACT RESISTANCE OF PHASE CHANGE MEMORY BRIDGE CELL

PHASE CHANGE MEMORY WITH CONDUCTIVE RINGS

PUNCH THROUGH STOPPER IN BULK FINFET DEVICE

PHASE CHANGE MEMORY CELL RESISTIVE LINER

Layout Design for Threshold Voltage Tuning

GERMANIUM-BASED LASER DIODE

TWO-STAGE TOP SOURCE DRAIN EPITAXY FORMATION FOR VERTICAL FIELD EFF...

VERTICAL FIELD EFFECT TRANSISTOR REPLACEMENT METAL GATE FABRICATION

Self-Aligned Gate and Junction for VTFET

MEASUREMENT OF TOP CONTACT RESISTANCE IN VERTICAL FIELD-EFFECT TRAN...

PUNCH THROUGH STOPPER IN BULK FINFET DEVICE

DUAL SILICIDE LINER FLOW FOR ENABLING LOW CONTACT RESISTANCE

SHARED CONTACT TRENCH COMPRISING DUAL SILICIDE LAYERS AND DUAL EPIT...

SHARED CONTACT TRENCH COMPRISING DUAL SILICIDE LAYERS AND DUAL EPIT...

VFET Device Design for Top Contact Resistance Measurement

SACRIFICIAL CAP FOR FORMING SEMICONDUCTOR CONTACT

FABRICATION OF VERTICAL TRANSPORT FIN FIELD EFFECT TRANSISTORS WITH...

CMOS VFET CONTACTS WITH TRENCH SOLID AND LIQUID PHASE EPITAXY

CONTACT FORMATION IN SEMICONDUCTOR DEVICES

VFET Device Design for Top Contact Resistance Measurement

Low Resistance Source Drain Contact Formation with Trench Metastabl...

FIN FIELD EFFECT TRANSISTOR FABRICATION AND DEVICES HAVING INVERTED...

CONTACT FORMATION IN SEMICONDUCTOR DEVICES

EXTREMELY THIN SILICON-ON-INSULATOR SILICON GERMANIUM DEVICE WITHOU...

LASER SPIKE ANNEALING FOR SOLID PHASE EPITAXY AND LOW CONTACT RESIS...

WRAPPED SOURCE/DRAIN CONTACTS WITH ENHANCED AREA