Haofeng ZHANG

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Kunshan, CN

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Patents Grantslast 30 patents

Information Patent Grant
Photosensitive circuit structure and optical device
- Patent number 12,326,361
- Issue date Jun 10, 2025
- HEFEI VISIONOX TECHNOLOGY CO., LTD.
- Qingrong Ren
- G01 - MEASURING TESTING
Information Patent Grant
Touch panel and display apparatus
- Patent number 12,223,130
- Issue date Feb 11, 2025
- Yungu (Gu'an) Technology Co., Ltd.
- Haofeng Zhang
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Driving method of a pixel circuit, display panel, and display device
- Patent number 11,688,319
- Issue date Jun 27, 2023
- Yungu (Gu'an) Technology Co., Ltd.
- Dongfang Zhao
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Display panels, display devices, and methods for manufacturing disp...
- Patent number 11,139,353
- Issue date Oct 5, 2021
- Yungu (Gu'an) Technology Co., Ltd.
- Jinlei Huang
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
TOUCH PANEL AND DISPLAY APPARATUS
- Publication number 20240077967
- Publication date Mar 7, 2024
- Yungu (Gu'an) Technology Co., Ltd.
- Haofeng ZHANG
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
PHOTOSENSITIVE CIRCUIT STRUCTURE AND OPTICAL DEVICE
- Publication number 20230400353
- Publication date Dec 14, 2023
- HEFEI VISIONOX TECHNOLOGY CO., LTD.
- Qingrong REN
- G01 - MEASURING TESTING
Information Patent Application
DISPLAY PANEL HAVING OPTICAL FINGERPRINT REGION
- Publication number 20230380226
- Publication date Nov 23, 2023
- Yungu (Gu'an) Technology Co., Ltd.
- Qingrong REN
Information Patent Application
DRIVING METHOD OF A PIXEL CIRCUIT, DISPLAY PANEL, AND DISPLAY DEVICE
- Publication number 20220130311
- Publication date Apr 28, 2022
- Yungu (Gu'an) Technology Co., Ltd.
- Dongfang ZHAO
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
DISPLAY PANELS, DISPLAY DEVICES, AND METHODS FOR MANUFACTURING DISP...
- Publication number 20200219950
- Publication date Jul 9, 2020
- Yungu (Gu'an) Technology Co., Ltd.
- Jinlei HUANG
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
THIN FILM TRANSISTOR SUBSTRATES AND DISPLAY PANELS
- Publication number 20200194526
- Publication date Jun 18, 2020
- Yungu (Gu'an) Technology Co., Ltd.
- Haofeng ZHANG
- H01 - BASIC ELECTRIC ELEMENTS