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last 30 patents
Information
Patent Grant
Method, system, device and medium for querying product history
Patent number
11,645,272
Issue date
May 9, 2023
BEIJING ZHONGXIANGYING TECHNOLOGY CO., LTD.
Chuan Wang
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Pixel driving circuit, display panel and methods for driving the same
Patent number
11,037,508
Issue date
Jun 15, 2021
Chengdu Boe Optoelectronics Technology Co., Ltd.
Yang Li
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Patents Applications
last 30 patents
Information
Patent Application
METHOD, SYSTEM, DEVICE AND MEDIUM FOR QUERYING PRODUCT HISTORY
Publication number
20220129447
Publication date
Apr 28, 2022
Beijing Zhongxiangying Technology Co., Ltd.
Chuan WANG
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
PIXEL DRIVING CIRCUIT, DISPLAY PANEL AND METHODS FOR DRIVING THE SAME
Publication number
20210166636
Publication date
Jun 3, 2021
CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.
Yang Li
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS