With the analysis among 53 patents, we discovered top 23 key players by total patent application. Dolby International AB, Dolby Laboratories Licensing Corp., Beijing Tianlai Chuanyin Digital Technology Co. Ltd. are dominant in this area. They take 73.58% of the total patent filing.
Noord-Holland, Netherlands
Patent: 20
California, United States
Patent: 15
Beijing Shi, China
Patent: 4
Pennsylvania, United States
Patent: 2
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With the analysis among related 15 patents applied in the last 5 years. We discover 7 most active companies in this area. The fast-growing Dolby Laboratories Licensing Corp., Dolby International AB, Nippon Telegraph & Telephone Corp. take 113.33% of patent filing during this period.
California, United States
Patent: 7
Noord-Holland, Netherlands
Patent: 7
Hubei Sheng, China
Patent: 1
Fujian Sheng, China
Patent: 1
Jiangsu Sheng, China
Patent: 1
With the analysis among related 15 patents in last 5 years, we discover 4 new entrants. Nippon Telegraph & Telephone Corp., Wuhan Jingce Electronic Group Co., Ltd., Xiamen Party House Electronics Co., Ltd. are the most active new entrants in this area.
Hubei Sheng, China
Patent: 1
Fujian Sheng, China
Patent: 1
Jiangsu Sheng, China
Patent: 1
With the analysis among 15 patents, we discovered top 2 universities and scientific research institutions by total patent application.
Jiangsu Sheng, China
Patent: 1