Lifei Ma

Person

Beijing, CN

People

Patents Grantslast 30 patents

Information Patent Grant
Vapor deposition apparatus
- Patent number 10,233,539
- Issue date Mar 19, 2019
- BOE Technology Group Co., Ltd.
- Lifei Ma
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
OLED display device, manufacturing method thereof, display device a...
- Patent number 10,186,557
- Issue date Jan 22, 2019
- BOE Technology Group Co., Ltd.
- Lifei Ma
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Bicarbazole derivative, preparation process and use thereof, and or...
- Patent number 10,050,213
- Issue date Aug 14, 2018
- BOE Technology Group Co., Ltd.
- Lifei Ma
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Pixel driving circuit, display panel, method for driving display pa...
- Patent number 9,965,097
- Issue date May 8, 2018
- BOE TECHNOLOGY GROUP CO., LTD
- Shengji Yang
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Frame for mask plate and mask plate
- Patent number 9,909,204
- Issue date Mar 6, 2018
- BOE Technology Group Co., Ltd.
- Lifei Ma
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Organic light-emitting diode array substrate and manufacturing meth...
- Patent number 9,647,044
- Issue date May 9, 2017
- BOE Technology Group Co., Ltd.
- Lifei Ma
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Threshold voltage compensation circuit of thin film transistor and...
- Patent number 9,418,756
- Issue date Aug 16, 2016
- BOE Technology Group Co., Ltd.
- Yinan Liang
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
SCREEN TENSIONING DEVICE USED DURING FABRICATING MASK PLATE AND SCR...
- Publication number 20170369982
- Publication date Dec 28, 2017
- BOE TECHNOLOGY GROUP CO., LTD.
- Lifei MA
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
PIXEL DRIVING CIRCUIT, DISPLAY PANEL, METHOD FOR DRIVING DISPLAY PA...
- Publication number 20170269783
- Publication date Sep 21, 2017
- BOE TECHNOLOGY GROUP CO., LTD.
- Shengji YANG
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
IN-CELL TOUCH SCREEN PANEL, DRIVING METHOD THEREOF, AND DISPLAY DEVICE
- Publication number 20170177139
- Publication date Jun 22, 2017
- Shengji Yang
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
A VAPOR DEPOSITION APPARATUS
- Publication number 20170037508
- Publication date Feb 9, 2017
- BOE TECHNOLOGY GROUP CO., LTD.
- LIFEI MA
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
Frame for Mask Plate and Mask Plate
- Publication number 20160369388
- Publication date Dec 22, 2016
- BOE TECHNOLOGY GROUP CO., LTD.
- Lifei MA
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
MASK PLATE, METHOD FOR FABRICATING THE SAME, DISPLAY PANEL AND DISP...
- Publication number 20160333457
- Publication date Nov 17, 2016
- BOE TECHNOLOGY GROUP CO., LTD.
- Lifei MA
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
OLED DISPLAY DEVICE, MANUFACTURING METHOD THEREOF, DISPLAY DEVICE A...
- Publication number 20160276416
- Publication date Sep 22, 2016
- BOE TECHNOLOGY GROUP CO., LTD.
- Lifei MA
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
ORGANIC LIGHT-EMITTING DIODE ARRAY SUBSTRATE AND MANUFACTURING METH...
- Publication number 20160148982
- Publication date May 26, 2016
- BOE TECHNOLOGY GROUP CO., LTD.
- Lifei MA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
BICARBAZOLE DERIVATIVE, PREPARATION PROCESS AND USE THEREOF, AND OR...
- Publication number 20150349274
- Publication date Dec 3, 2015
- Lifei Ma
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
Threshold Voltage Compensation Circuit Of Thin Film Transistor And...
- Publication number 20150255170
- Publication date Sep 10, 2015
- BOE TECHNOLOGY GROUP CO., LTD.
- Yinan Liang
- G11 - INFORMATION STORAGE

Person

Patents Grantslast 30 patents

Vapor deposition apparatus

OLED display device, manufacturing method thereof, display device a...

Bicarbazole derivative, preparation process and use thereof, and or...

Pixel driving circuit, display panel, method for driving display pa...

Frame for mask plate and mask plate

Organic light-emitting diode array substrate and manufacturing meth...

Threshold voltage compensation circuit of thin film transistor and...

Patents Applicationslast 30 patents

SCREEN TENSIONING DEVICE USED DURING FABRICATING MASK PLATE AND SCR...

PIXEL DRIVING CIRCUIT, DISPLAY PANEL, METHOD FOR DRIVING DISPLAY PA...

IN-CELL TOUCH SCREEN PANEL, DRIVING METHOD THEREOF, AND DISPLAY DEVICE

A VAPOR DEPOSITION APPARATUS

Frame for Mask Plate and Mask Plate

MASK PLATE, METHOD FOR FABRICATING THE SAME, DISPLAY PANEL AND DISP...

OLED DISPLAY DEVICE, MANUFACTURING METHOD THEREOF, DISPLAY DEVICE A...

ORGANIC LIGHT-EMITTING DIODE ARRAY SUBSTRATE AND MANUFACTURING METH...

BICARBAZOLE DERIVATIVE, PREPARATION PROCESS AND USE THEREOF, AND OR...

Threshold Voltage Compensation Circuit Of Thin Film Transistor And...