With the analysis among 206 patents, we discovered top 66 key players by total patent application. Alcatel Cit SA, Alcatel Standard Electrica, Koninklijke Philips NV are dominant in this area. They take 35.92% of the total patent filing.
Noord-Holland, Netherlands
Patent: 11
Telefonaktiebolaget LM Ericsson
Pennsylvania, United States
Patent: 6
California, United States
Patent: 5
Texas, United States
Patent: 5
No data, please try another search term
With the analysis among related 8 patents applied in the last 5 years. We discover 5 most active companies in this area. The fast-growing QUALCOMM, Inc., Beijing University of Chemical Technology, Zhuzhou CRRC Times Electric Co., Ltd. take 50.00% of patent filing during this period.
California, United States
Patent: 2
Beijing Shi, China
Patent: 1
Hunan Sheng, China
Patent: 1
undefined undefined
Patent: 1
Nevada, United States
Patent: 1
With the analysis among related 8 patents in last 5 years, we discover 3 new entrants.
Beijing Shi, China
Patent: 1
Hunan Sheng, China
Patent: 1
undefined undefined
Patent: 1
With the analysis among 12 patents, we discovered top 6 universities and scientific research institutions by total patent application. Shanghai Jiao Tong University, Beijing University of Posts & Telecommunications, University of Electronic Science & Technology of China are dominant in this area. They take 50.00% of the total patent filing.
Shanghai Shi, China
Patent: 1
Beijing Shi, China
Patent: 1
Sichuan Sheng, China
Patent: 1
Beijing Shi, China
Patent: 1
Guangdong Sheng, China
Patent: 1