With the analysis among 135 patents, we discovered top 35 key players by total patent application. NEC Corp., Nippon Telegraph & Telephone Corp., Sony Group Corp. are dominant in this area. They take 37.04% of the total patent filing.
Tokyo-to, Japan
Patent: 29
Nippon Telegraph & Telephone Corp.
Tokyo-to, Japan
Patent: 12
Dolby Laboratories Licensing Corp.
California, United States
Patent: 9
Kokusai Denshin Denwa Co., Ltd. (KDD)
New York, United States
Patent: 7
Communications Satellite Corp
District of Columbia, United States
Patent: 7
Victor Company of Japan Ltd.
Kanagawa-ken, Japan
Patent: 6
No data, please try another search term
With the analysis among related 1 patents applied in the last 5 years. We discover 1 most active companies in this area.
Liaoning Normal University
Liaoning Sheng, China
Patent: 1
With the analysis among related 1 patents in last 5 years, we discover 1 new entrants.
Liaoning Normal University
Liaoning Sheng, China
Patent: 1
With the analysis among 15 patents, we discovered top 4 universities and scientific research institutions by total patent application. Beijing University of Technology, Friedrich-Alexander-Universität Erlangen-Nürnberg, Xidian University are dominant in this area. They take 80.00% of the total patent filing.
Beijing University of Technology
Beijing Shi, China
Patent: 1
Friedrich-Alexander-Universität Erlangen-Nürnberg
Shaanxi Sheng, China
Patent: 1
Liaoning Normal University
Liaoning Sheng, China
Patent: 1