Group 1 - The State Intellectual Property Office of China has granted a patent for "speakers" to AAC Technologies (Wuhan) Co., Ltd. and AAC Acoustic Technologies (Shenzhen) Co., Ltd., with the announcement number CN113727239B and application date in September 2021 [1] - AAC Technologies (Wuhan) Co., Ltd. was established in 2015, located in Wuhan, with a registered capital of 50 million USD. The company has participated in one bidding project and holds 89 patent records, along with 11 administrative licenses [1] - AAC Acoustic Technologies (Shenzhen) Co., Ltd. was founded in 2004, based in Shenzhen, with a registered capital of 141.58 million USD. The company has invested in 12 enterprises, participated in 60 bidding projects, and holds 1278 patent records and 90 administrative licenses [1]
瑞声科技取得扬声器专利实现驱动与位移结构深度解耦