With the analysis among 684 patents, we discovered top 178 key players by total patent application. AT&T, Inc., NEC Corp., TOSHIBA Corp. are dominant in this area. They take 16.52% of the total patent filing.
Texas, United States
Patent: 43
Tokyo-to, Japan
Patent: 43
Tokyo-to, Japan
Patent: 27
Tokyo-to, Japan
Patent: 24
New York, United States
Patent: 17
California, United States
Patent: 17
Massachusetts, United States
Patent: 16
Georgia, United States
Patent: 13
Noord-Holland, Netherlands
Patent: 12
Tokyo-to, Japan
Patent: 11
With the analysis among 9 patents, we discovered top 4 start-ups by total patent application. Novotalk Ltd., KaHa Pte Ltd., Respira Ltd. are active in this area.
Central Region, Singapore
Patent: 1
California, United States
Patent: 1
With the analysis among related 81 patents applied in the last 5 years. We discover 48 most active companies in this area. The fast-growing Philips, International Business Machines Corp., Arizona State University take 14.81% of patent filing during this period.
New York, United States
Patent: 4
Arizona, United States
Patent: 3
California, United States
Patent: 3
Virginia, United States
Patent: 3
Minnesota, United States
Patent: 3
With the analysis among related 81 patents in last 5 years, we discover 31 new entrants. Arizona State University, Speech Engineering Ltd., Royal Bank of Canada are the most active new entrants in this area.
Arizona, United States
Patent: 3
Virginia, United States
Patent: 3
Minnesota, United States
Patent: 3
California, United States
Patent: 2
Taiwan Province, China
Patent: 2
With the analysis among 37 patents, we discovered top 11 universities and scientific research institutions by total patent application. Kyoto University, California Institute of Technology, Arizona State University are dominant in this area. They take 35.14% of the total patent filing.
California, United States
Patent: 4
Arizona, United States
Patent: 3
Karnataka, India
Patent: 1
Devon, United Kingdom
Patent: 1
Zhengzhou University of Aeronautics
Henan Sheng, China
Patent: 1
Guangdong Sheng, China
Patent: 1
Shaanxi Sheng, China
Patent: 1