Cheng Qian

Person

Durham, NC, US

People

Patents Grantslast 30 patents

Information Patent Grant
Methods for forming a field emission cathode
- Patent number 12,243,738
- Issue date Mar 4, 2025
- NCX Corporation
- Cheng Qian
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Methods of forming a field emission cathode
- Patent number 12,183,570
- Issue date Dec 31, 2024
- NCX Corporation
- Cheng Qian
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method and system for cleaning a field emission cathode device
- Patent number 11,996,282
- Issue date May 28, 2024
- NCX Corporation
- Jian Zhang
- B08 - CLEANING
Information Patent Grant
Methods for forming a field emission cathode
- Patent number 11,929,249
- Issue date Mar 12, 2024
- NCX Corporation
- Cheng Qian
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method of synthesizing small-diameter carbon nanotubes with electro...
- Patent number 7,618,300
- Issue date Nov 17, 2009
- Duke University
- Jie Liu
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
METHODS FOR FORMING A FIELD EMISSION CATHODE
- Publication number 20250006448
- Publication date Jan 2, 2025
- NCX Corporation
- Cheng QIAN
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
METHOD AND SYSTEM FOR CLEANING A FIELD EMISSION CATHODE DEVICE
- Publication number 20240079197
- Publication date Mar 7, 2024
- NCX Corporation
- Jian ZHANG
- B08 - CLEANING
Information Patent Application
METHODS FOR FORMING A FIELD EMISSION CATHODE
- Publication number 20230420211
- Publication date Dec 28, 2023
- NCX Corporation
- Cheng QIAN
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
METHODS FOR FORMING CARBON NANOTUBE/METAL COMPOSITE FILMS AND FIELD...
- Publication number 20230411103
- Publication date Dec 21, 2023
- NCX Corporation
- Cheng QIAN
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information Patent Application
METHOD OF FORMING FIELD EMISSION CATHODES BY CO-ELECTRODEPOSITION
- Publication number 20230411104
- Publication date Dec 21, 2023
- NCX Corporation
- Cheng QIAN
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
METHODS OF FORMING A FIELD EMISSION CATHODE
- Publication number 20230411102
- Publication date Dec 21, 2023
- NCX Corporation
- Cheng QIAN
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
METHODS OF FORMING A FIELD EMISSION CATHODE
- Publication number 20230411105
- Publication date Dec 21, 2023
- NCX Corporation
- Cheng QIAN
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
CARBON NANOTUBE BASED TRANSPARENT CONDUCTIVE FILMS AND METHODS FOR...
- Publication number 20120015098
- Publication date Jan 19, 2012
- Qian Cheng
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
FUNCTIONALIZED FEW-WALLED CARBON NANOTUBES (FWNTs) AND METHODS OF M...
- Publication number 20080260617
- Publication date Oct 23, 2008
- Jie LIU
- B82 - NANO-TECHNOLOGY
Information Patent Application
Method of synthesizing small-diameter carbon nanotubes with electro...
- Publication number 20060055303
- Publication date Mar 16, 2006
- Jie Liu
- B82 - NANO-TECHNOLOGY

Person

Patents Grantslast 30 patents

Methods for forming a field emission cathode

Methods of forming a field emission cathode

Method and system for cleaning a field emission cathode device

Methods for forming a field emission cathode

Method of synthesizing small-diameter carbon nanotubes with electro...

Patents Applicationslast 30 patents

METHODS FOR FORMING A FIELD EMISSION CATHODE

METHOD AND SYSTEM FOR CLEANING A FIELD EMISSION CATHODE DEVICE

METHODS FOR FORMING A FIELD EMISSION CATHODE

METHODS FOR FORMING CARBON NANOTUBE/METAL COMPOSITE FILMS AND FIELD...

METHOD OF FORMING FIELD EMISSION CATHODES BY CO-ELECTRODEPOSITION

METHODS OF FORMING A FIELD EMISSION CATHODE

METHODS OF FORMING A FIELD EMISSION CATHODE

CARBON NANOTUBE BASED TRANSPARENT CONDUCTIVE FILMS AND METHODS FOR...

FUNCTIONALIZED FEW-WALLED CARBON NANOTUBES (FWNTs) AND METHODS OF M...

Method of synthesizing small-diameter carbon nanotubes with electro...