With the analysis among 53 patents, we discovered top 28 key players by total patent application. ZTE Corp., COMSAT Corp., AT&T, Inc. are dominant in this area. They take 26.42% of the total patent filing.
Guangdong Sheng, China
Patent: 7
Texas, United States
Patent: 3
Virginia, United States
Patent: 3
Washington, United States
Patent: 2
Hunan Sheng, China
Patent: 1
Massachusetts, United States
Patent: 1
Guangdong Sheng, China
Patent: 1
No data, please try another search term
With the analysis among related 6 patents applied in the last 5 years. We discover 5 most active companies in this area. The fast-growing Fraunhofer-Gesellschaft eV, The 30th Research Institute of China Electronics Technology Corporation, Beijing Huaxin Sound Technology Co., Ltd. take 66.67% of patent filing during this period.
undefined undefined
Patent: 1
Beijing Huaxin Sound Technology Co., Ltd.
Beijing Shi, China
Patent: 1
Chongqing Shi, China
Patent: 1
undefined undefined
Patent: 1
With the analysis among related 6 patents in last 5 years, we discover 3 new entrants.
undefined undefined
Patent: 1
Beijing Huaxin Sound Technology Co., Ltd.
Beijing Shi, China
Patent: 1
undefined undefined
Patent: 1
With the analysis among 32 patents, we discovered top 2 universities and scientific research institutions by total patent application.
Chongqing Shi, China
Patent: 3
Beijing Shi, China
Patent: 1