With the analysis among 11,517 patents, we discovered top 470 key players by total patent application. Panasonic Holdings Corp., Matsushita Electronics Corp., Sony Group Corp. are dominant in this area. They take 16.05% of the total patent filing.
With the analysis among related 3,043 patents applied in the last 5 years. We discover 470 most active companies in this area. The fast-growing Bose Corp., Yamaha Corp., Samsung Electronics Co., Ltd. take 9.50% of patent filing during this period.
With the analysis among related 3,043 patents in last 5 years, we discover 277 new entrants. Baidu Online Network Technology (Beijing) Co., Ltd., AAC Acoustic Technologies (Shenzhen) Co., Ltd., Bestechnic (Shanghai) Co., Ltd. are the most active new entrants in this area.
With the analysis among 261 patents, we discovered top 100 universities and scientific research institutions by total patent application. University of Bristol, Virginia Commonwealth University, Zhejiang University are dominant in this area. They take 9.20% of the total patent filing.