With the analysis among 407 patents, we discovered top 66 key players by total patent application. NEC Corp., Nippon Telegraph & Telephone Corp., Mitsubishi Electric Corp. are dominant in this area. They take 56.51% of the total patent filing.
Tokyo-to, Japan
Patent: 126
Tokyo-to, Japan
Patent: 59
Tokyo-to, Japan
Patent: 45
Tokyo-to, Japan
Patent: 23
Tokyo-to, Japan
Patent: 23
Tokyo-to, Japan
Patent: 20
Tokyo-to, Japan
Patent: 20
Tokyo-to, Japan
Patent: 14
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With the analysis among related 17 patents applied in the last 5 years. We discover 12 most active companies in this area. The fast-growing Shanghai Satellite Engineering Research Institute, Trimble, Inc., Aerospace Information Innovation Research Institute, Chinese Academy of Sciences take 35.29% of patent filing during this period.
Shanghai Shi, China
Patent: 3
California, United States
Patent: 2
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Patent: 1
Beijing Shi, China
Patent: 1
Shanghai Shi, China
Patent: 1
New York, United States
Patent: 1
Hubei Sheng, China
Patent: 1
Jiangsu Sheng, China
Patent: 1
Shanghai Shi, China
Patent: 1
With the analysis among related 17 patents in last 5 years, we discover 11 new entrants. Shanghai Satellite Engineering Research Institute, Trimble, Inc., Aerospace Information Innovation Research Institute, Chinese Academy of Sciences are the most active new entrants in this area.
Shanghai Shi, China
Patent: 3
California, United States
Patent: 2
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Patent: 1
Beijing Shi, China
Patent: 1
Shanghai Shi, China
Patent: 1
New York, United States
Patent: 1
Hubei Sheng, China
Patent: 1
Jiangsu Sheng, China
Patent: 1
Shanghai Shi, China
Patent: 1
With the analysis among 15 patents, we discovered top 5 universities and scientific research institutions by total patent application. Beihang University, Railway Technical Research Institute, Wuhan University are dominant in this area. They take 33.33% of the total patent filing.
Beijing Shi, China
Patent: 1
Hubei Sheng, China
Patent: 1
Jiangsu Sheng, China
Patent: 1
Shanghai Shi, China
Patent: 1