Inventor · disambiguated record

Haigang Qing

Also filed as: QING HAIGANG · QING HAIGANG ING

122 granted patents·28 pending applications·127 citations·filing 2011–2025

99Inventor score

Technology areasG09G H10K H10D G11C H10W

Files withCHENGDU BOE OPTOELECT TECH CO109 BOE TECHNOLOGY GROUP CO LTD38 LI TIANMA1 QING HAIGANG1 TAN WEN1

Top patents by PatentIndex Score

150 records

0198US11948512B2Display substrate and display deviceCHENGDU BOE OPTOELECT TECH CO·Filed 2023·Granted Apr 2, 2024·3 cites·20 claims
0298US11423840B2Display substrate and display deviceCHENGDU BOE OPTOELECT TECH CO·Filed 2020·Granted Aug 23, 2022·5 cites·26 claims
0396US11967286B2Display substrate and manufacturing method thereof, display deviceCHENGDU BOE OPTOELECT TECH CO·Filed 2020·Granted Apr 23, 2024·4 cites·19 claims
0495US12106722B2Display substrate and manufacturing method therefor, and display apparatusCHENGDU BOE OPTOELECT TECH CO·Filed 2021·Granted Oct 1, 2024·3 cites·17 claims
0595US11908414B2Display apparatus with compensation and driving method thereforCHENGDU BOE OPTOELECT TECH CO·Filed 2021·Granted Feb 20, 2024·2 cites·22 claims
0694US10923032B2Pixel circuit and method of driving the same, display panel, and display apparatusCHENGDU BOE OPTOELECT TECH CO·Filed 2019·Granted Feb 16, 2021·6 cites·15 claims
0793US12374297B2Display panel with gate driving circuit including shift register unitsCHENGDU BOE OPTOELECT TECH CO·Filed 2024·Granted Jul 29, 2025·1 cites·20 claims
0892US12039911B2Display substrate including a plurality of shift register unitsCHENGDU BOE OPTOELECT TECH CO·Filed 2023·Granted Jul 16, 2024·1 cites·18 claims
0991US9589504B2OLED AC driving circuit, driving method and display deviceBOE TECHNOLOGY GROUP CO LTD·Filed 2013·Granted Mar 7, 2017·8 cites·15 claims
1090US11967278B2Shift register, driving circuit and display substrateCHENGDU BOE OPTOELECT TECH CO·Filed 2021·Granted Apr 23, 2024·2 cites·10 claims
1190US9286831B2AC drive circuit for OLED, drive method and display apparatusBOE TECHNOLOGY GROUP CO LTD·Filed 2013·Granted Mar 15, 2016·7 cites·12 claims
1289US12198772B2Shift register and driving method thereof, gate driving circuit, and display deviceCHENGDU BOE OPTOELECT TECH CO·Filed 2021·Granted Jan 14, 2025·2 cites·19 claims
1389US12029073B2Display substrate and display apparatusCHENGDU BOE OPTOELECT TECH CO·Filed 2020·Granted Jul 2, 2024·2 cites·19 claims
1489US11394009B2Display substrate and display deviceCHENGDU BOE OPTOELECT TECH CO·Filed 2019·Granted Jul 19, 2022·3 cites·19 claims
1588US11893918B2Shift register unit, method for driving the same, driving circuit and display deviceCHENGDU BOE OPTOELECT TECH CO·Filed 2021·Granted Feb 6, 2024·2 cites·20 claims
1688US2025316240A1Display panel, method of manufacturing the same, and display deviceCHENGDU BOE OPTOELECT TECH CO·Filed 2025·Application pending·0 cites
1788US2024304150A1Display substrate and display deviceCHENGDU BOE OPTOELECT TECH CO·Filed 2024·Application pending·0 cites
1887US2025357041A1Pixel driving circuit and driving method therefor, display panel, and display deviceCHENGDU BOE OPTOELECT TECH CO·Filed 2025·Application pending·0 cites
1986US11900881B2Display substrate, manufacturing method thereof, and display deviceCHENGDU BOE OPTOELECT TECH CO·Filed 2020·Granted Feb 13, 2024·2 cites·25 claims
2086US11282909B2Display panel and manufacturing method thereof, display deviceCHENGDU BOE OPTOELECT TECH CO·Filed 2019·Granted Mar 22, 2022·4 cites·19 claims
2186US9691328B2Pixel driving circuit, pixel driving method and display apparatusBOE TECHNOLOGY GROUP CO LTD·Filed 2015·Granted Jun 27, 2017·4 cites·20 claims
2285US12073790B2Display substrate and display deviceCHENGDU BOE OPTOELECT TECH CO·Filed 2020·Granted Aug 27, 2024·1 cites·25 claims
2385US9524675B2Shift register, gate driver circuit with light emission function, and method for driving the sameBOE TECHNOLOGY GROUP CO LTD·Filed 2014·Granted Dec 20, 2016·6 cites·19 claims
2484US12336403B2Display substrate, method of manufacturing the same, and display apparatusCHENGDU BOE OPTOELECT TECH CO·Filed 2024·Granted Jun 17, 2025·0 cites·18 claims
2584US12315456B2Display apparatus with compensation and driving method thereforCHENGDU BOE OPTOELECT TECH CO·Filed 2024·Granted May 27, 2025·0 cites·7 claims
2684US9881544B2Pixel circuit for AC driving, driving method and display apparatusBOE TECHNOLOGY GROUP CO LTD·Filed 2014·Granted Jan 30, 2018·4 cites·16 claims
2784US8737560B2Shift register unit, gate driving device and liquid crystal displayTAN WEN·Filed 2011·Granted May 27, 2014·5 cites·5 claims
2883US12279494B2Display substrate and manufacturing method therefor, and display deviceCHENGDU BOE OPTOELECT TECH CO·Filed 2021·Granted Apr 15, 2025·1 cites·18 claims
2983US11706958B2Display panel, display apparatus, method of preventing electro-magnetic interference in display panel, and method of fabricating display panelCHENGDU BOE OPTOELECT TECH CO·Filed 2019·Granted Jul 18, 2023·2 cites·15 claims
3083US9318540B2Light emitting diode pixel unit circuit and display panelBOE TECHNOLOGY GROUP CO LTD·Filed 2013·Granted Apr 19, 2016·4 cites·18 claims
3183US2025374763A1Array Substrate and Display DeviceCHENGDU BOE OPTOELECT TECH CO·Filed 2025·Application pending·0 cites
3282US12380845B2Display substrate and preparation method thereof, display apparatusCHENGDU BOE OPTOELECT TECH CO·Filed 2021·Granted Aug 5, 2025·1 cites·20 claims
3382US12283247B2Display panel, driving method, and display deviceCHENGDU BOE OPTOELECT TECH CO·Filed 2024·Granted Apr 22, 2025·0 cites·17 claims
3482US12170059B2Display substrate, preparation method thereof, and display apparatus with optimized fan-outCHENGDU BOE OPTOELECT TECH CO·Filed 2021·Granted Dec 17, 2024·1 cites·19 claims
3582US9824633B2Pixel driving circuit and method for driving the sameBOE TECHNOLOGY GROUP CO LTD·Filed 2015·Granted Nov 21, 2017·3 cites·20 claims
3682US9542878B2Shift register unit, display panel and display apparatusBOE TECHNOLOGY GROUP CO LTD·Filed 2015·Granted Jan 10, 2017·3 cites·20 claims
3781US12029088B2Display substrate and display deviceCHENGDU BOE OPTOELECT TECH CO·Filed 2021·Granted Jul 2, 2024·1 cites·15 claims
3881US11776479B2Display substrate and display deviceCHENGDU BOE OPTOELECT TECH CO·Filed 2022·Granted Oct 3, 2023·0 cites·20 claims
3981US9728133B2Pixel unit driving circuit, pixel unit driving method, pixel unit and display apparatusBOE TECHNOLOGY GROUP CO LTD·Filed 2015·Granted Aug 8, 2017·3 cites·14 claims
4081US2025308455A1Display substrate and preparation method thereof, display apparatusCHENGDU BOE OPTOELECT TECH CO·Filed 2025·Application pending·0 cites
4180US11721267B2Display panel including common connection terminal connected to a plurality of transistors, method of manufacturing the same, and display deviceCHENGDU BOE OPTOELECT TECH CO·Filed 2019·Granted Aug 8, 2023·1 cites·23 claims
4279US2025218397A1Display panel, driving method, and display deviceCHENGDU BOE OPTOELECT TECH CO·Filed 2025·Application pending·0 cites
4379US2025054447A1Pixel driving circuit, driving method for the pixel driving circuit, and display panelCHENGDU BOE OPTOELECT TECH CO·Filed 2024·Application pending·0 cites
4478US12451077B2Display substrate and display deviceCHENGDU BOE OPTOELECT TECH CO·Filed 2024·Granted Oct 21, 2025·0 cites·15 claims
4578US11929030B2Display panel, driving method, and display deviceCHENGDU BOE OPTOELECT TECH CO·Filed 2020·Granted Mar 12, 2024·1 cites·17 claims
4678US10262615B2Shift register, driving method, and gate electrode drive circuitBOE TECHNOLOGY GROUP CO LTD·Filed 2016·Granted Apr 16, 2019·2 cites·20 claims
4778US2024407220A1Display substrate, method for manufacturing the same, and display deviceCHENGDU BOE OPTOELECT TECH CO·Filed 2024·Application pending·0 cites
4878US2024284755A1Display device and manufacturing method thereofCHENGDU BOE OPTOELECT TECH CO·Filed 2024·Application pending·0 cites
4977US11069297B2Pixel circuit and method of driving the same, display panel, and display apparatusCHENGDU BOE OPTOELECT TECH CO·Filed 2019·Granted Jul 20, 2021·1 cites·15 claims
5077US9508450B2Shift register unit, shift register and display apparatusBOE TECHNOLOGY GROUP CO LTD·Filed 2013·Granted Nov 29, 2016·6 cites·20 claims

Showing the top 50 of 150 patent records by PatentIndex Score.

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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →