Hongfei Cheng

Person

Beijing, CN

People

Patents Grantslast 30 patents

Information Patent Grant
OLED display panel and display device
- Patent number 12,114,525
- Issue date Oct 8, 2024
- BEIJING BOE TECHNOLOGY DEVELOPMENT CO., LTD.
- Xueguang Hao
Information Patent Grant
Array substrate, display device and electrostatic protection unit
- Patent number 12,108,640
- Issue date Oct 1, 2024
- BEIJING BOE TECHNOLOGY DEVELOPMENT CO., LTD.
- Hongfei Cheng
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Pixel circuitry and driving method thereof, array substrate and dis...
- Patent number 12,094,409
- Issue date Sep 17, 2024
- BEIJING BOE TECHNOLOGY DEVELOPMENT CO., LTD.
- Hongfei Cheng
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Array substrate and display device
- Patent number 12,092,934
- Issue date Sep 17, 2024
- BOE Technology Group Co., Ltd.
- Hongfei Cheng
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Array substrate and display device
- Patent number 12,013,618
- Issue date Jun 18, 2024
- BOE Technology Group Co., Ltd.
- Jianbo Xian
- G02 - OPTICS
Information Patent Grant
Display substrate and display device
- Patent number 12,002,422
- Issue date Jun 4, 2024
- BEIJING BOE TECHNOLOGY DEVELOPMENT CO., LTD.
- Hongfei Cheng
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Array substrate and fabrication method thereof, array substrate mot...
- Patent number 11,943,979
- Issue date Mar 26, 2024
- BOE Technology Group Co., Ltd.
- Hongfei Cheng
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Display substrate and display apparatus
- Patent number 11,916,083
- Issue date Feb 27, 2024
- BEIJING BOE TECHNOLOGY DEVELOPMENT CO., LTD.
- Jianbo Xian
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Display substrate and display device
- Patent number 11,906,859
- Issue date Feb 20, 2024
- BEIJING BOE TECHNOLOGY DEVELOPMENT CO., LTD.
- Hongfei Cheng
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Display backplane, manufacturing method thereof, and full-screen fi...
- Patent number 11,887,401
- Issue date Jan 30, 2024
- BEIJING BOE TECHNOLOGY DEVELOPMENT CO., LTD.
- Xueguang Hao
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Display panel and display device having spacers with different heights
- Patent number 11,852,925
- Issue date Dec 26, 2023
- BEIJING BOE TECHNOLOGY DEVELOPMENT CO., LTD.
- Hongfei Cheng
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Array substrate comprising light shielding portion and method for m...
- Patent number 11,825,694
- Issue date Nov 21, 2023
- BOE Technology Group Co., Ltd.
- Hongfei Cheng
Information Patent Grant
Array substrate having uniform electric field and liquid crystal di...
- Patent number 11,822,196
- Issue date Nov 21, 2023
- BEIJING BOE TECHNOLOGY DEVELOPMENT CO., LTD.
- Hongfei Cheng
- G02 - OPTICS
Information Patent Grant
Array substrate and display device
- Patent number 11,810,922
- Issue date Nov 7, 2023
- BOE Technology Group Co., Ltd.
- Jianbo Xian
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Electrode structure, capacitor, goa circuit, array substrate, displ...
- Patent number 11,803,088
- Issue date Oct 31, 2023
- BEIJING BOE TECHNOLOGY DEVELOPMENT CO., LTD.
- Hongfei Cheng
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Shifting register, driving method thereof, driving circuit and disp...
- Patent number 11,783,743
- Issue date Oct 10, 2023
- BEIJING BOE TECHNOLOGY DEVELOPMENT CO., LTD.
- Hongfei Cheng
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Thin film transistor and fabrication method thereof, array substrat...
- Patent number 11,699,761
- Issue date Jul 11, 2023
- BEIJING BOE TECHNOLOGY DEVELOPMENT CO., LTD.
- Hongfei Cheng
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Pixel unit, display substrate and display panel with shielding auxi...
- Patent number 11,688,830
- Issue date Jun 27, 2023
- BOE Technology Group Co., Ltd.
- Hongfei Cheng
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Display substrate and display device
- Patent number 11,662,631
- Issue date May 30, 2023
- BEIJING BOE TECHNOLOGY DEVELOPMENT CO., LTD.
- Hongfei Cheng
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Array substrate and display device
- Patent number 11,658,186
- Issue date May 23, 2023
- BOE Technology Group Co., Ltd.
- Hongfei Cheng
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Display panel and display device
- Patent number 11,631,356
- Issue date Apr 18, 2023
- BEIJING BOE TECHNOLOGY DEVELOPMENT CO., LTD.
- Xueguang Hao
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Array substrate, display panel, display device, and method of manuf...
- Patent number 11,619,849
- Issue date Apr 4, 2023
- BOE Technology Group Co., Ltd.
- Hongfei Cheng
- G02 - OPTICS
Information Patent Grant
Liquid crystal display gamma circuit outputting positive and negati...
- Patent number 11,594,191
- Issue date Feb 28, 2023
- BEIJING BOE TECHNOLOGY DEVELOPMENT CO., LTD.
- Xueguang Hao
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Array substrate and detection method therefor, display panel and di...
- Patent number 11,569,329
- Issue date Jan 31, 2023
- BEIJING BOE TECHNOLOGY DEVELOPMENT CO., LTD.
- Hongfei Cheng
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Gate drive unit, gate drive circuit, drive method and display appar...
- Patent number 11,538,381
- Issue date Dec 27, 2022
- BEIJING BOE TECHNOLOGY DEVELOPMENT CO., LTD.
- Hongfei Cheng
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Display panel and display device
- Patent number 11,531,234
- Issue date Dec 20, 2022
- BOE Technology Group Co., Ltd.
- Hui Li
- G02 - OPTICS
Information Patent Grant
Array substrate and display device
- Patent number 11,513,407
- Issue date Nov 29, 2022
- BOE Technology Group Co., Ltd.
- Jianbo Xian
- G02 - OPTICS
Information Patent Grant
Array substrate, display apparatus, and method of fabricating array...
- Patent number 11,515,337
- Issue date Nov 29, 2022
- BEIJING BOE TECHNOLOGY DEVELOPMENT CO., LTD.
- Hongfei Cheng
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Array substrate and display device
- Patent number 11,493,813
- Issue date Nov 8, 2022
- BOE Technology Group Co., Ltd.
- Hongfei Cheng
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Array substrate, method for manufacturing the same, and display device
- Patent number 11,488,983
- Issue date Nov 1, 2022
- BEIJING BOE TECHNOLOGY DEVELOPMENT CO., LTD.
- Chen Xu
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS

Patents Applicationslast 30 patents

Information Patent Application
ARRAY SUBSTRATE AND DISPLAY DEVICE
- Publication number 20240411190
- Publication date Dec 12, 2024
- BOE TECHNOLOGY GROUP CO., LTD.
- Hongfei Cheng
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
PIXEL CIRCUIT, DRIVING METHOD AND DISPLAY APPARATUS
- Publication number 20240395207
- Publication date Nov 28, 2024
- Beijing BOE Technology Development Co., Ltd.
- Hongfei CHENG
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
PIXEL CIRCUITRY AND DRIVING METHOD THEREOF, ARRAY SUBSTRATE AND DIS...
- Publication number 20230343287
- Publication date Oct 26, 2023
- Beijing BOE Technology Development Co., Ltd.
- Hongfei CHENG
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
DISPLAY SUBSTRATE AND DISPLAY DEVICE
- Publication number 20230236461
- Publication date Jul 27, 2023
- Beijing BOE Technology Development Co., Ltd.
- Hongfei CHENG
- G02 - OPTICS
Information Patent Application
DISPLAY PANEL AND DISPLAY DEVICE
- Publication number 20230138001
- Publication date May 4, 2023
- Beijing BOE Technology Development Co., Ltd.
- Xueguang HAO
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
ELECTRODE STRUCTURE, CAPACITOR, GOA CIRCUIT, ARRAY SUBSTRATE, DISPL...
- Publication number 20230122041
- Publication date Apr 20, 2023
- Beijing BOE Technology Development Co., Ltd.
- Hongfei CHENG
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
OLED DISPLAY PANEL AND DISPLAY DEVICE
- Publication number 20230096411
- Publication date Mar 30, 2023
- Beijing BOE Technology Development Co., Ltd.
- Xueguang HAO
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
ARRAY SUBSTRATE AND LIQUID CRYSTAL DISPLAY
- Publication number 20230087495
- Publication date Mar 23, 2023
- Beijing BOE Technology Development Co., Ltd.
- Hongfei CHENG
- G02 - OPTICS
Information Patent Application
ARRAY SUBSTRATE AND DISPLAY DEVICE
- Publication number 20230017104
- Publication date Jan 19, 2023
- BOE TECHNOLOGY GROUP CO., LTD.
- Hongfei CHENG
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
ARRAY SUBSTRATE AND DISPLAY DEVICE
- Publication number 20230012608
- Publication date Jan 19, 2023
- BOE TECHNOLOGY GROUP CO., LTD.
- Jianbo XIAN
- G02 - OPTICS
Information Patent Application
SHIFTING REGISTER, DRIVING METHOD THEREOF, DRIVING CIRCUIT AND DISP...
- Publication number 20220406234
- Publication date Dec 22, 2022
- Beijing BOE Technology Development Co., Ltd.
- Hongfei CHENG
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
Display Backplane, Manufacturing Method Thereof, and Full-Screen Fi...
- Publication number 20220383655
- Publication date Dec 1, 2022
- Beijing BOE Technology Development Co., Ltd.
- Xueguang HAO
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
DISPLAY SUBSTRATE AND DISPLAY DEVICE
- Publication number 20220310010
- Publication date Sep 29, 2022
- Beijing BOE Technology Development Co., Ltd.
- Hongfei CHENG
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
ARRAY SUBSTRATE, DISPLAY PANEL, DISPLAY DEVICE, AND METHOD OF MANUF...
- Publication number 20220283470
- Publication date Sep 8, 2022
- BOE TECHNOLOGY GROUP CO., LTD.
- Hongfei Cheng
- G02 - OPTICS
Information Patent Application
DISPLAY PANEL AND DISPLAY DEVICE
- Publication number 20220230572
- Publication date Jul 21, 2022
- Beijing BOE Technology Development Co., Ltd.
- Xueguang HAO
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
ARRAY SUBSTRATE AND FABRICATION METHOD THEREOF, ARRAY SUBSTRATE MOT...
- Publication number 20220223678
- Publication date Jul 14, 2022
- BOE TECHNOLOGY GROUP CO, LTD.
- Hongfei CHENG
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
GAMMA CIRCUIT, METHOD FOR DRIVING THE SAME, AND DISPLAY PANEL
- Publication number 20220223118
- Publication date Jul 14, 2022
- Beijing BOE Technology Development Co., Ltd.
- Xueguang HAO
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
THIN FILM TRANSISTOR AND FABRICATION METHOD THEREOF, ARRAY SUBSTRAT...
- Publication number 20220115540
- Publication date Apr 14, 2022
- Beijing BOE Technology Development Co., Ltd.
- Hongfei CHENG
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
ARRAY SUBSTRATE, DISPLAY DEVICE AND ELECTROSTATIC PROTECTION UNIT
- Publication number 20220069056
- Publication date Mar 3, 2022
- BOE TECHNOLOGY GROUP CO., LTD.
- Hongfei CHENG
- G02 - OPTICS
Information Patent Application
DISPLAY SUBSTRATE AND DISPLAY DEVICE
- Publication number 20210405489
- Publication date Dec 30, 2021
- Beijing BOE Technology Development Co., Ltd.
- Hongfei CHENG
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Gate Drive Unit, Gate Drive Circuit, Drive Method and Display Appar...
- Publication number 20210407360
- Publication date Dec 30, 2021
- Beijing BOE Technology Development Co., Ltd.
- Hongfei CHENG
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
ARRAY SUBSTRATE, METHOD FOR MANUFACTURING THE SAME, AND DISPLAY DEVICE
- Publication number 20210408074
- Publication date Dec 30, 2021
- Beijing BOE Technology Development Co., Ltd.
- Chen Xu
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
ARRAY SUBSTRATE, DISPLAY APPARATUS, AND METHOD OF FABRICATING ARRAY...
- Publication number 20210408056
- Publication date Dec 30, 2021
- Beijing BOE Technology Development Co., Ltd.
- Hongfei CHENG
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
DISPLAY PANEL AND DISPLAY DEVICE
- Publication number 20210405419
- Publication date Dec 30, 2021
- Beijing BOE Technology Development Co., Ltd.
- Hongfei CHENG
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
PIXEL STRUCTURE AND PIXEL CONTROL METHOD, ARRAY SUBSTRATE AND DISPL...
- Publication number 20210373370
- Publication date Dec 2, 2021
- BOE TECHNOLOGY GROUP CO., LTD.
- Hongfei Cheng
- G02 - OPTICS
Information Patent Application
ARRAY SUBSTRATE AND METHOD FOR MANUFACTURING THE SAME
- Publication number 20210367019
- Publication date Nov 25, 2021
- BOE TECHNOLOGY GROUP CO., LTD.
- Hongfei Cheng
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
PACKAGING STRUCTURE, DISPLAY COMPONENT AND DISPLAY DEVICE
- Publication number 20210367210
- Publication date Nov 25, 2021
- BOE TECHNOLOGY GROUP CO., LTD.
- Hongfei Cheng
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
ARRAY SUBSTRATE AND DISPLAY DEVICE
- Publication number 20210343803
- Publication date Nov 4, 2021
- BOE TECHNOLOGY GROUP CO., LTD.
- Hongfei CHENG
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Touch Display Substrate, Touch Display Method and Touch Display Device
- Publication number 20210333910
- Publication date Oct 28, 2021
- BOE TECHNOLOGY GROUP CO., LTD.
- Hongfei Cheng
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
ARRAY SUBSTRATE AND FABRICATION METHOD THEREOF, ARRAY SUBSTRATE MOT...
- Publication number 20210335978
- Publication date Oct 28, 2021
- BOE TECHNOLOGY GROUP CO., LTD.
- Hongfei Cheng
- H01 - BASIC ELECTRIC ELEMENTS

Hongfei Cheng

Person

Patents Grantslast 30 patents

OLED display panel and display device

Array substrate, display device and electrostatic protection unit

Pixel circuitry and driving method thereof, array substrate and dis...

Array substrate and display device

Array substrate and display device

Display substrate and display device

Array substrate and fabrication method thereof, array substrate mot...

Display substrate and display apparatus

Display substrate and display device

Display backplane, manufacturing method thereof, and full-screen fi...

Display panel and display device having spacers with different heights

Array substrate comprising light shielding portion and method for m...

Array substrate having uniform electric field and liquid crystal di...

Array substrate and display device

Electrode structure, capacitor, goa circuit, array substrate, displ...

Shifting register, driving method thereof, driving circuit and disp...

Thin film transistor and fabrication method thereof, array substrat...

Pixel unit, display substrate and display panel with shielding auxi...

Display substrate and display device

Array substrate and display device

Display panel and display device

Array substrate, display panel, display device, and method of manuf...

Liquid crystal display gamma circuit outputting positive and negati...

Array substrate and detection method therefor, display panel and di...

Gate drive unit, gate drive circuit, drive method and display appar...

Display panel and display device

Array substrate and display device

Array substrate, display apparatus, and method of fabricating array...

Array substrate and display device

Array substrate, method for manufacturing the same, and display device

Patents Applicationslast 30 patents

ARRAY SUBSTRATE AND DISPLAY DEVICE

PIXEL CIRCUIT, DRIVING METHOD AND DISPLAY APPARATUS

PIXEL CIRCUITRY AND DRIVING METHOD THEREOF, ARRAY SUBSTRATE AND DIS...

DISPLAY SUBSTRATE AND DISPLAY DEVICE

DISPLAY PANEL AND DISPLAY DEVICE

ELECTRODE STRUCTURE, CAPACITOR, GOA CIRCUIT, ARRAY SUBSTRATE, DISPL...

OLED DISPLAY PANEL AND DISPLAY DEVICE

ARRAY SUBSTRATE AND LIQUID CRYSTAL DISPLAY

ARRAY SUBSTRATE AND DISPLAY DEVICE

ARRAY SUBSTRATE AND DISPLAY DEVICE

SHIFTING REGISTER, DRIVING METHOD THEREOF, DRIVING CIRCUIT AND DISP...

Display Backplane, Manufacturing Method Thereof, and Full-Screen Fi...

DISPLAY SUBSTRATE AND DISPLAY DEVICE

ARRAY SUBSTRATE, DISPLAY PANEL, DISPLAY DEVICE, AND METHOD OF MANUF...

DISPLAY PANEL AND DISPLAY DEVICE

ARRAY SUBSTRATE AND FABRICATION METHOD THEREOF, ARRAY SUBSTRATE MOT...

GAMMA CIRCUIT, METHOD FOR DRIVING THE SAME, AND DISPLAY PANEL

THIN FILM TRANSISTOR AND FABRICATION METHOD THEREOF, ARRAY SUBSTRAT...

ARRAY SUBSTRATE, DISPLAY DEVICE AND ELECTROSTATIC PROTECTION UNIT

DISPLAY SUBSTRATE AND DISPLAY DEVICE

Gate Drive Unit, Gate Drive Circuit, Drive Method and Display Appar...

ARRAY SUBSTRATE, METHOD FOR MANUFACTURING THE SAME, AND DISPLAY DEVICE

ARRAY SUBSTRATE, DISPLAY APPARATUS, AND METHOD OF FABRICATING ARRAY...

DISPLAY PANEL AND DISPLAY DEVICE

PIXEL STRUCTURE AND PIXEL CONTROL METHOD, ARRAY SUBSTRATE AND DISPL...

ARRAY SUBSTRATE AND METHOD FOR MANUFACTURING THE SAME

PACKAGING STRUCTURE, DISPLAY COMPONENT AND DISPLAY DEVICE

ARRAY SUBSTRATE AND DISPLAY DEVICE

Touch Display Substrate, Touch Display Method and Touch Display Device

ARRAY SUBSTRATE AND FABRICATION METHOD THEREOF, ARRAY SUBSTRATE MOT...