With the analysis among 54 patents, we discovered top 23 key players by total patent application. AT&T, Inc., Telefonaktiebolaget LM Ericsson, Google LLC are dominant in this area. They take 31.48% of the total patent filing.
Texas, United States
Patent: 11
Telefonaktiebolaget LM Ericsson
California, United States
Patent: 3
Nanjing Henggao Photoelectric Research Institute Co., Ltd.
Jiangsu Sheng, China
Patent: 3
Alcatel-Lucent Canada, Inc.
All Optical Networks, Inc.
California, United States
Patent: 2
Cornell Research Foundation, Inc.
New York, United States
Patent: 2
Intellectual Discovery Co., Ltd.
Seoul, South Korea
Patent: 2
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With the analysis among related 4 patents applied in the last 5 years. We discover 4 most active companies in this area. The fast-growing Chongqing University of Posts and Telecommunications, Zhejiang University, Taiyuan Normal University take 75.00% of patent filing during this period.
Chongqing University of Posts and Telecommunications
Chongqing Shi, China
Patent: 1
Zhejiang Sheng, China
Patent: 1
Taiyuan Normal University
Shanxi Sheng, China
Patent: 1
Taiyuan University of Technology
Shanxi Sheng, China
Patent: 1
With the analysis among related 4 patents in last 5 years, we discover 4 new entrants. Chongqing University of Posts and Telecommunications, Zhejiang University, Taiyuan Normal University are the most active new entrants in this area.
Chongqing University of Posts and Telecommunications
Chongqing Shi, China
Patent: 1
Zhejiang Sheng, China
Patent: 1
Taiyuan Normal University
Shanxi Sheng, China
Patent: 1
Taiyuan University of Technology
Shanxi Sheng, China
Patent: 1
With the analysis among 54 patents, we discovered top 17 universities and scientific research institutions by total patent application. University of Electronic Science & Technology of China, Korea Institute of Science & Technology, Yonsei University are dominant in this area. They take 44.44% of the total patent filing.
University of Electronic Science & Technology of China
Sichuan Sheng, China
Patent: 6
Korea Institute of Science & Technology
Beijing University of Posts & Telecommunications
Beijing Shi, China
Patent: 2
Huazhong University of Science & Technology
Hubei Sheng, China
Patent: 2
Tianjin University of Technology
Tianjin Shi, China
Patent: 2
Korea Advanced Institute of Science & Technology
New York, United States
Patent: 1
Jilin Sheng, China
Patent: 1
Shanghai Jiao Tong University
Shanghai Shi, China
Patent: 1