Inventor
YUAN HAIJIANG
CN134 patents
⚠️ This page may combine multiple inventors who share the name “YUAN HAIJIANG”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HKC CORP LTD
34 patentsUS11908412B1Feb 20, 2024
Pixel driving circuit and display panel
HKC CORP LTD3 citations74
US11798470B1Oct 24, 2023
Pixel driving circuit, driving method for pixel driving circuit, and display panel
HKC CORP LTD3 citations73
US11749199B1Sep 5, 2023
Pixel driving circuit and display device
HKC CORP LTD3 citations72
US11749204B1Sep 5, 2023
Display panel and drive circuit of the same
HKC CORP LTD3 citations71
US12085819B1Sep 10, 2024
Display module, driving method, and display device
HKC CORP LTD2 citations64
US11774800B1Oct 3, 2023
Display device, backlight module and control method
HKC CORP LTD2 citations64
US12136393B1Nov 5, 2024
Compensation circuit, compensation method and display panel
HKC CORP LTD1 citations63
US12111546B2Oct 8, 2024
Array substrate, liquid crystal display panel, and control method
HKC CORP LTD1 citations63
US12080236B2Sep 3, 2024
Driving circuit and driving method and display device
HKC CORP LTD1 citations63
US12051362B2Jul 30, 2024
Driving circuit having a pre-charging circuit and driving method for display device
HKC CORP LTD0 citations63
US11380238B2Jul 5, 2022
Method for determining gray scale values of pixels, display panel and computer readable storage medium
HKC CORP LTD0 citations63
US12118931B1Oct 15, 2024
Method and device for removing afterimage, and display panel
HKC CORP LTD1 citations62
US12107206B1Oct 1, 2024
Display panel, display device and repair method thereof
HKC CORP LTD0 citations62
US12020659B2Jun 25, 2024
Image display method and display device
HKC CORP LTD1 citations62
US12007553B1Jun 11, 2024
Anti-peeping assembly and anti-peeping display device
HKC CORP LTD1 citations62
US11961440B2Apr 16, 2024
Method for driving display device, and display device
HKC CORP LTD1 citations62
US11880105B2Jan 23, 2024
Backlight module and display apparatus
HKC CORP LTD0 citations62
US11810515B1Nov 7, 2023
Pixel driving circuit, display panel and display device
HKC CORP LTD1 citations62
US11714313B1Aug 1, 2023
Display device and electronic apparatus
HKC CORP LTD1 citations62
US11596068B2Feb 28, 2023
Dual-layer display assembly and display device
HKC CORP LTD1 citations62
US12205960B2Jan 21, 2025
Array substrate, control method thereof, and display panel
HKC CORP LTD0 citations61
US11953717B1Apr 9, 2024
Backplane assembly, backlight module and display
HKC CORP LTD1 citations61
US11747660B2Sep 5, 2023
Degassing machine and degassing system
HKC CORP LTD0 citations60
US12371593B2Jul 29, 2025
Frame sealant, preparation method thereof and display panel
HKC CORP LTD0 citations59
US12190837B2Jan 7, 2025
Screen flicker debugging method, apparatus and system of display panel
HKC CORP LTD0 citations58
US11803004B1Oct 31, 2023
Display device and backlight module
HKC CORP LTD0 citations58
US12313926B2May 27, 2025
Display panel, method of making the same, and display device
HKC CORP LTD0 citations56
US11895877B1Feb 6, 2024
Organic light-emitting display panel with shielding terminals having varying widths, display device, and method of packaging display panel
HKC CORP LTD0 citations56
US11927843B2Mar 12, 2024
Backlight module and display device
HKC CORP LTD0 citations54
US11300817B2Apr 12, 2022
Repairing device, repairing method of display panel
HKC CORP LTD0 citations53
US12593593B2Mar 31, 2026
Display panel and display device
HKC CORP LTD0 citations52
US12520677B2Jan 6, 2026
Array substrate, display panel, and method of manufacturing array substrate
HKC CORP LTD0 citations52
US12487386B2Dec 2, 2025
Color film substrate and display panel
HKC CORP LTD0 citations52
US12490628B2Dec 2, 2025
Display panel, manufacturing method thereof and display device
HKC CORP LTD0 citations52
BEIHAI HKC OPTOELECTRONICS TECHNOLOGY CO LTD
7 patentsUS11984460B2May 14, 2024
Insulation unit based on array substrate and manufacturing method thereof, array substrate and manufacturing method thereof, and electronic device
BEIHAI HKC OPTOELECTRONICS TECHNOLOGY CO LTD0 citations62
US11646326B2May 9, 2023
Manufacturing method for carbon nanotube conductive film, display panel and display device
BEIHAI HKC OPTOELECTRONICS TECHNOLOGY CO LTD1 citations62
US11586257B2Feb 21, 2023
Mother substrate and display panel
BEIHAI HKC OPTOELECTRONICS TECHNOLOGY CO LTD0 citations62
US11562596B2Jan 24, 2023
Optical fingerprint sensor, preparation method thereof, and display device
BEIHAI HKC OPTOELECTRONICS TECHNOLOGY CO LTD0 citations61
US12211688B2Jan 28, 2025
Manufacturing method for silicon nitride thin film, thin film transistor and display panel
BEIHAI HKC OPTOELECTRONICS TECHNOLOGY CO LTD0 citations60
US11908683B2Feb 20, 2024
Manufacturing method for silicon nitride thin film, thin film transistor and display panel
BEIHAI HKC OPTOELECTRONICS TECHNOLOGY CO LTD0 citations60
US11903245B2Feb 13, 2024
Display panel adding a blocking member preventing visibility of a mark, manufacturing method of the display panel, and display device
BEIHAI HKC OPTOELECTRONICS TECHNOLOGY CO LTD0 citations59
MIANYANG HKC OPTOELECTRONICS TECH CO LTD
6 patentsUS12457872B2Oct 28, 2025
Display panel and display device
MIANYANG HKC OPTOELECTRONICS TECH CO LTD0 citations62
US12210180B2Jan 28, 2025
Backlight module and display device
MIANYANG HKC OPTOELECTRONICS TECH CO LTD0 citations62
US11721254B1Aug 8, 2023
Method for eliminating horizontal crosstalk and system for adjusting common electrode voltage
MIANYANG HKC OPTOELECTRONICS TECH CO LTD1 citations62
US11846801B2Dec 19, 2023
Backlight module and display device
MIANYANG HKC OPTOELECTRONICS TECH CO LTD0 citations58
US12050004B2Jul 30, 2024
Backlight module and display device
MIANYANG HKC OPTOELECTRONICS TECH CO LTD0 citations55
US12598960B2Apr 7, 2026
Display panel, preparation method for display panel, and display device
MIANYANG HKC OPTOELECTRONICS TECH CO LTD0 citations52
CHUZHOU HKC OPTOELECTRONICS TECH CO LTD
2 patentsUS12447732B2Oct 21, 2025
Method for offset cutting of display panel substrates to prevent separation of substrates upon placement, display panel, and display device
CHUZHOU HKC OPTOELECTRONICS TECH CO LTD0 citations60
US11602927B2Mar 14, 2023
Cutting method for display panel, display panel and display device
CHUZHOU HKC OPTOELECTRONICS TECH CO LTD0 citations60
CHONGQING HKC OPTOELECTRONICS TECH CO LTD
1 patentShowing the top 50 of 134 patents by PatentIndex Score.