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Zhengwen Li
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Chicago, IL, US
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Patents Grants
last 30 patents
Information
Patent Grant
Piezoelectric vacuum transistor
Patent number
11,361,928
Issue date
Jun 14, 2022
International Business Machines Corporation
Qing Cao
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
On-chip integrated temperature protection device based on gel elect...
Patent number
11,088,260
Issue date
Aug 10, 2021
International Business Machines Corporation
Qing Cao
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
FDSOI with on-chip physically unclonable function
Patent number
10,957,586
Issue date
Mar 23, 2021
International Business Machines Corporation
Qing Cao
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Three-dimensional integration of neurosynaptic chips
Patent number
10,832,127
Issue date
Nov 10, 2020
Samsung Electronics Co., Ltd.
Qing Cao
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Nanoparticle with plural functionalities, and method of forming the...
Patent number
10,665,783
Issue date
May 26, 2020
International Business Machines Corporation
Qing Cao
B82 - NANO-TECHNOLOGY
Information
Patent Grant
Piezoelectric vacuum transistor
Patent number
10,665,414
Issue date
May 26, 2020
International Business Machines Corporation
Qing Cao
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Secure semiconductor chip by piezoelectricity
Patent number
10,658,310
Issue date
May 19, 2020
International Business Machines Corporation
Kangguo Cheng
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
High density nano-array for sensing
Patent number
10,620,158
Issue date
Apr 14, 2020
International Business Machines Corporation
Qing Cao
G01 - MEASURING TESTING
Information
Patent Grant
Prevention of reverse engineering of security chips
Patent number
10,580,743
Issue date
Mar 3, 2020
International Business Machines Corporation
Qing Cao
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Piezoelectric vacuum transistor
Patent number
10,573,482
Issue date
Feb 25, 2020
International Business Machines Corporation
Qing Cao
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
On-chip integrated temperature protection device based on gel elect...
Patent number
10,546,940
Issue date
Jan 28, 2020
International Business Machines Corporation
Qing Cao
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Nanoparticle with plural functionalities, and method of forming the...
Patent number
10,439,136
Issue date
Oct 8, 2019
International Business Machines Corporation
Qing Cao
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Secure semiconductor chip by piezoelectricity
Patent number
10,431,557
Issue date
Oct 1, 2019
International Business Machines Corporation
Kangguo Cheng
G01 - MEASURING TESTING
Information
Patent Grant
Dielectric thermal conductor for passivating eFuse and metal resistor
Patent number
10,373,908
Issue date
Aug 6, 2019
International Business Machines Corporation
Qing Cao
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Colorimetric radiation dosimetry
Patent number
10,365,379
Issue date
Jul 30, 2019
International Business Machines Corporation
Qing Cao
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Single-electron transistor with self-aligned coulomb blockade
Patent number
10,355,118
Issue date
Jul 16, 2019
International Business Machines Corporation
Qing Cao
B82 - NANO-TECHNOLOGY
Information
Patent Grant
Dielectric thermal conductor for passivating eFuse and metal resistor
Patent number
10,224,277
Issue date
Mar 5, 2019
International Business Machines Corporation
Qing Cao
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Colorimetric radiation dosimetry
Patent number
10,209,367
Issue date
Feb 19, 2019
International Business Machines Corporation
Qing Cao
G01 - MEASURING TESTING
Information
Patent Grant
Fringing field assisted dielectrophoresis assembly of carbon nanotubes
Patent number
10,090,481
Issue date
Oct 2, 2018
International Business Machines Corporation
Qing Cao
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Vertically aligned carbon nanotube trapezoid FIN structure
Patent number
10,079,354
Issue date
Sep 18, 2018
International Business Machines Corporation
Qing Cao
B82 - NANO-TECHNOLOGY
Information
Patent Grant
Carbon nanotube vacuum transistors
Patent number
10,062,857
Issue date
Aug 28, 2018
International Business Machines Corporation
Qing Cao
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Single electron transistor with self-aligned Coulomb blockade
Patent number
10,032,897
Issue date
Jul 24, 2018
International Business Machines Corporation
Qing Cao
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Vertically integrated nanotube and quantum dot LED for active matri...
Patent number
10,026,912
Issue date
Jul 17, 2018
International Business Machines Corporation
Qing Cao
B82 - NANO-TECHNOLOGY
Information
Patent Grant
FDSOI with on-chip physically unclonable function
Patent number
10,026,648
Issue date
Jul 17, 2018
International Business Machines Corporation
Qing Cao
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Semiconductor device having multiple thickness oxides
Patent number
9,972,540
Issue date
May 15, 2018
International Business Machines Corporation
Qing Cao
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Dielectric thermal conductor for passivating efuse and metal resistor
Patent number
9,941,202
Issue date
Apr 10, 2018
International Business Machines Corporation
Qing Cao
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method of assembling carbon nanotubes of a semiconductor device via...
Patent number
9,923,160
Issue date
Mar 20, 2018
International Business Machines Corporation
Qing Cao
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Nanoparticle with plural functionalities, and method of forming the...
Patent number
9,859,494
Issue date
Jan 2, 2018
International Business Machines Corporation
Qing Cao
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Prevention of reverse engineering of security chips
Patent number
9,853,001
Issue date
Dec 26, 2017
International Business Machines Corporation
Qing Cao
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Transistor with trapeziod shaped carbon namotubes
Patent number
9,786,851
Issue date
Oct 10, 2017
International Business Machines Corporation
Qing Cao
B82 - NANO-TECHNOLOGY
Patents Applications
last 30 patents
Information
Patent Application
PIEZOELECTRIC VACUUM TRANSISTOR
Publication number
20200090896
Publication date
Mar 19, 2020
International Business Machines Corporation
Qing Cao
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
ON-CHIP INTEGRATED TEMPERATURE PROTECTION DEVICE BASED ON GEL ELECT...
Publication number
20200066877
Publication date
Feb 27, 2020
International Business Machines Corporation
Qing Cao
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SECURE SEMICONDUCTOR CHIP BY PIEZOELECTRICITY
Publication number
20190326229
Publication date
Oct 24, 2019
International Business Machines Corporation
Kangguo Cheng
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
NANOPARTICLE WITH PLURAL FUNCTIONALITIES, AND METHOD OF FORMING THE...
Publication number
20190319189
Publication date
Oct 17, 2019
International Business Machines Corporation
Qing Cao
B82 - NANO-TECHNOLOGY
Information
Patent Application
SECURE SEMICONDUCTOR CHIP BY PIEZOELECTRICITY
Publication number
20190273049
Publication date
Sep 5, 2019
International Business Machines Corporation
Kangguo Cheng
G01 - MEASURING TESTING
Information
Patent Application
COLORIMETRIC RADIATION DOSIMETRY
Publication number
20190004183
Publication date
Jan 3, 2019
International Business Machines Corporation
Qing Cao
G01 - MEASURING TESTING
Information
Patent Application
SINGLE-ELECTRON TRANSISTOR WITH SELF-ALIGNED COULOMB BLOCKADE
Publication number
20180277670
Publication date
Sep 27, 2018
International Business Machines Corporation
Qing Cao
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
FDSOI WITH ON-CHIP PHYSICALLY UNCLONABLE FUNCTION
Publication number
20180261504
Publication date
Sep 13, 2018
International Business Machines Corporation
Qing Cao
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
PIEZOELECTRIC VACUUM TRANSISTOR
Publication number
20180218871
Publication date
Aug 2, 2018
International Business Machines Corporation
Qing Cao
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
PIEZOELECTRIC VACUUM TRANSISTOR
Publication number
20180218872
Publication date
Aug 2, 2018
International Business Machines Corporation
Qing Cao
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
VERTICALLY INTEGRATED NANOTUBE AND QUANTUM DOT LED FOR ACTIVE MATRI...
Publication number
20180205031
Publication date
Jul 19, 2018
International Business Machines Corporation
Qing Cao
B82 - NANO-TECHNOLOGY
Information
Patent Application
FRINGING FIELD ASSISTED DIELECTROPHORESIS ASSEMBLY OF CARBON NANOTUBES
Publication number
20180145270
Publication date
May 24, 2018
International Business Machines Corporation
Qing Cao
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
DIELECTRIC THERMAL CONDUCTOR FOR PASSIVATING EFUSE AND METAL RESISTOR
Publication number
20180138119
Publication date
May 17, 2018
International Business Machines Corporation
Qing Cao
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
ON-CHIP INTEGRATED TEMPERATURE PROTECTION DEVICE BASED ON GEL ELECT...
Publication number
20180068925
Publication date
Mar 8, 2018
International Business Machines Corporation
Qing Cao
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
COLORIMETRIC RADIATION DOSIMETRY
Publication number
20180059257
Publication date
Mar 1, 2018
International Business Machines Corporation
Qing Cao
G01 - MEASURING TESTING
Information
Patent Application
PREVENTION OF REVERSE ENGINEERING OF SECURITY CHIPS
Publication number
20180053733
Publication date
Feb 22, 2018
International Business Machines Corporation
Qing Cao
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SEMICONDUCTOR DEVICE HAVING MULTIPLE THICKNESS OXIDES
Publication number
20180040515
Publication date
Feb 8, 2018
International Business Machines Corporation
Qing Cao
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
NANOPARTICLE WITH PLURAL FUNCTIONALITIES, AND METHOD OF FORMING THE...
Publication number
20180026186
Publication date
Jan 25, 2018
International Business Machines Corporation
Qing CAO
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
NANOPARTICLE WITH PLURAL FUNCTIONALITIES, AND METHOD OF FORMING THE...
Publication number
20180006220
Publication date
Jan 4, 2018
International Business Machines Corporation
Qing CAO
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
PHYSICAL UNCLONABLE FUNCTION (PUF) INCLUDING A PLURALITY OF NANOTUB...
Publication number
20180006230
Publication date
Jan 4, 2018
International Business Machines Corporation
Qing Cao
G01 - MEASURING TESTING
Information
Patent Application
PREVENTION OF REVERSE ENGINEERING OF SECURITY CHIPS
Publication number
20170373023
Publication date
Dec 28, 2017
International Business Machines Corporation
Qing Cao
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SINGLE-ELECTRON TRANSISTOR WITH SELF-ALIGNED COULOMB BLOCKADE
Publication number
20170352751
Publication date
Dec 7, 2017
International Business Machines Corporation
Qing Cao
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
HIGH DENSITY NANO-ARRAY FOR SENSING
Publication number
20170284963
Publication date
Oct 5, 2017
International Business Machines Corporation
Qing Cao
G01 - MEASURING TESTING
Information
Patent Application
FDSOI WITH ON-CHIP PHYSICALLY UNCLONABLE FUNCTION
Publication number
20170263575
Publication date
Sep 14, 2017
International Business Machines Corporation
Qing Cao
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Carbon Nanotube Vacuum Transistors
Publication number
20170250359
Publication date
Aug 31, 2017
International Business Machines Corporation
Qing Cao
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
TRANSISTOR DEVICE WITH VERTICAL CARBON NANOTUBE (CNT) ARRAYS OR NON...
Publication number
20170207404
Publication date
Jul 20, 2017
International Business Machines Corporation
Qing Cao
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
RESTORING PHOTOVOLTAIC CELL EFFICIENCY
Publication number
20170194904
Publication date
Jul 6, 2017
International Business Machines Corporation
Lawrence A. Clevenger
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
RESTORING PHOTOVOLTAIC CELL EFFICIENCY
Publication number
20170194905
Publication date
Jul 6, 2017
International Business Machines Corporation
Lawrence A. Clevenger
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
DIELECTRIC THERMAL CONDUCTOR FOR PASSIVATING EFUSE AND METAL RESISTOR
Publication number
20170170117
Publication date
Jun 15, 2017
International Business Machines Corporation
Qing Cao
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
THREE-DIMENSIONAL INTEGRATION OF NEUROSYNAPTIC CHIPS
Publication number
20170154257
Publication date
Jun 1, 2017
International Business Machines Corporation
Qing Cao
G06 - COMPUTING CALCULATING COUNTING