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Hongyan Chang
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Chongqing, CN
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Patents Grants
last 30 patents
Information
Patent Grant
Array substrate, display panel and display
Patent number
11,960,181
Issue date
Apr 16, 2024
HKC CORPORATION LIMITED
Hongyan Chang
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Array substrate, method of manufacturing array substrate, and displ...
Patent number
11,916,085
Issue date
Feb 27, 2024
HKC CORPORATION LIMITED
Hongyan Chang
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Backlight module and display device
Patent number
11,881,146
Issue date
Jan 23, 2024
HKC CORPORATION LIMITED
Hongyan Chang
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Grant
Pixel structure, array substrate and display panel
Patent number
11,646,325
Issue date
May 9, 2023
HKC CORPORATION LIMITED
Hung-chun Lin
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Grant
Pixel electrode and display panel
Patent number
11,415,842
Issue date
Aug 16, 2022
Chongqing HKC Optoelectronics Technology Co., Ltd.
Hongyan Chang
G02 - OPTICS
Information
Patent Grant
Display panel, driving method for a display panel, and display device
Patent number
11,335,287
Issue date
May 17, 2022
HKC CORPORATION LIMITED
Hongyan Chang
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Patents Applications
last 30 patents
Information
Patent Application
BACKLIGHT MODULE AND DISPLAY DEVICE
Publication number
20230335034
Publication date
Oct 19, 2023
HKC Corporation Limited
Hongyan CHANG
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Application
ARRAY SUBSTRATE, DISPLAY PANEL AND DISPLAY
Publication number
20230324747
Publication date
Oct 12, 2023
HKC Corporation Limited
Hongyan CHANG
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Array Substrate, Method Of Manufacturing Array Substrate, And Displ...
Publication number
20230197734
Publication date
Jun 22, 2023
HONGYAN CHANG
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
PIXEL STRUCTURE, ARRAY SUBSTRATE AND DISPLAY PANEL
Publication number
20220102382
Publication date
Mar 31, 2022
HKC Corporation Limited
Hung-chun Lin
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Application
PIXEL ELECTRODE AND DISPLAY PANEL
Publication number
20210333601
Publication date
Oct 28, 2021
Chongqing HKC Optoelectronics Technology Co., ltd.
Hongyan CHANG
G02 - OPTICS
Information
Patent Application
DISPLAY PANEL, DRIVING METHOD FOR A DISPLAY PANEL, AND DISPLAY DEVICE
Publication number
20210327379
Publication date
Oct 21, 2021
Hongyan CHANG
G02 - OPTICS
Information
Patent Application
ARRAY SUBSTRATE, DISPLAY PANEL, AND DISPLAY DEVICE
Publication number
20200073187
Publication date
Mar 5, 2020
Chongqing HKC Optoelectronics Technology Co., ltd.
Hongyan Chang
G02 - OPTICS