With the analysis among 217 patents, we discovered top 151 key players by total patent application. Voice Security Systems, Inc., International Business Machines Corp., State Grid Corp. of China are dominant in this area. They take 10.60% of the total patent filing.
California, United States
Patent: 9
New York, United States
Patent: 7
Beijing Shi, China
Patent: 7
Taiwan Province, China
Patent: 5
Iowa, United States
Patent: 5
Noord-Holland, Netherlands
Patent: 4
Baden-Württemberg, Germany
Patent: 4
Guangdong Sheng, China
Patent: 4
Chiba-ken, Japan
Patent: 3
With the analysis among 1 patents, we discovered top 1 start-ups by total patent application.
Ohio, United States
Patent: 1
With the analysis among related 156 patents applied in the last 5 years. We discover 133 most active companies in this area. The fast-growing State Grid Corp. of China, Tianjin University, Beijing University of Technology take 8.33% of patent filing during this period.
Beijing Shi, China
Patent: 5
Tianjin Shi, China
Patent: 4
Beijing Shi, China
Patent: 4
Beijing Shi, China
Patent: 3
Jiangsu Sheng, China
Patent: 3
Guangdong Sheng, China
Patent: 3
Guangxi Zhuangzu Zizhiqu, China
Patent: 2
Hubei Sheng, China
Patent: 2
Hubei Sheng, China
Patent: 2
Fujian Sheng, China
Patent: 2
With the analysis among related 156 patents in last 5 years, we discover 110 new entrants. Tianjin University, Beijing Institute of Technology, Guangdong Ocean University are the most active new entrants in this area.
Tianjin Shi, China
Patent: 4
Beijing Shi, China
Patent: 3
Guangdong Sheng, China
Patent: 3
Hubei Sheng, China
Patent: 2
Hubei Sheng, China
Patent: 2
Fujian Sheng, China
Patent: 2
Jiangsu Sheng, China
Patent: 2
Jiangsu Sheng, China
Patent: 2
Henan Sheng, China
Patent: 2
Liaoning Sheng, China
Patent: 2
With the analysis among 259 patents, we discovered top 108 universities and scientific research institutions by total patent application. Beijing University of Technology, Nanjing University of Aeronautics & Astronautics, Centre Hospitalier Universitaire d'Angers are dominant in this area. They take 7.34% of the total patent filing.
Beijing Shi, China
Patent: 5
Jiangsu Sheng, China
Patent: 5
Shanghai Shi, China
Patent: 4
Beijing Shi, China
Patent: 4
Chongqing Shi, China
Patent: 4
Tianjin Shi, China
Patent: 4
Beijing Shi, China
Patent: 3
Jiangsu Sheng, China
Patent: 3
Guizhou Sheng, China
Patent: 3