京东方取得掩膜板、掩膜板制备方法及蒸镀装置专利

Group 1 - The core point of the article is that BOE Technology Group Co., Ltd. has obtained a patent for a "mask plate, mask plate preparation method, and vapor deposition device," with the authorization announcement number CN117286449B, and the application date is September 2023 [1] - BOE Technology Group Co., Ltd. was established in 1993 and is located in Beijing, primarily engaged in the manufacturing of computers, communications, and other electronic devices. The company has a registered capital of 3,741,388.0464 thousand RMB [1] - The company has made investments in 74 enterprises and participated in 301 bidding projects, with 775 trademark information entries and 5,000 patent information entries, in addition to holding 47 administrative licenses [1] Group 2 - Chengdu BOE Optoelectronics Technology Co., Ltd. was established in 2007 and is located in Chengdu, primarily engaged in the manufacturing of instruments and meters. The company has a registered capital of 2,500,000 thousand RMB [1] - Chengdu BOE Optoelectronics Technology Co., Ltd. has participated in 918 bidding projects, holds 5,000 patent information entries, and has 521 administrative licenses [1]