Group 1 - The State Intellectual Property Office of China has granted a patent titled "An EL Testing Device Suitable for Photovoltaic Cell Chips" to three companies: Shanghai Optotech Technology Co., Ltd., Jiangsu Optotech Intelligent Technology Co., Ltd., and Shanghai Optotech Software Technology Co., Ltd. The patent authorization announcement number is CN116505876B, with an application date of April 2023 [1] - Shanghai Optotech Technology Co., Ltd. was established in 1999 and is primarily engaged in the manufacturing of specialized equipment. The company has a registered capital of 79.748171 million RMB and has invested in 7 companies, participated in 25 bidding projects, and holds 39 patents [1] - Jiangsu Optotech Intelligent Technology Co., Ltd. was founded in 2022 and focuses on the manufacturing of electrical machinery and equipment. The company has a registered capital of 100 million RMB, participated in 22 bidding projects, and holds 61 patents [1] - Shanghai Optotech Software Technology Co., Ltd. was established in 2018 and specializes in software and information technology services. The company has a registered capital of 3.8 million RMB and holds 20 patents [1]
欧普泰取得适用于光伏电池片EL测试装置专利