With the analysis among 674 patents, we discovered top 210 key players by total patent application. Hitachi Ltd., Matsushita Electronics Corp., Mitsubishi Electric Corp. are dominant in this area. They take 16.62% of the total patent filing.
Tokyo-to, Japan
Patent: 49
Osaka-fu, Japan
Patent: 35
Tokyo-to, Japan
Patent: 28
Tokyo-to, Japan
Patent: 20
Aichi-ken, Japan
Patent: 19
Tokyo-to, Japan
Patent: 15
Fukushima-ken, Japan
Patent: 15
Aichi-ken, Japan
Patent: 14
Gansu Sheng, China
Patent: 12
California, United States
Patent: 11
With the analysis among 5 patents, we discovered top 2 start-ups by total patent application.
New York, United States
Patent: 4
Beijing Shi, China
Patent: 1
With the analysis among related 33 patents applied in the last 5 years. We discover 31 most active companies in this area. The fast-growing Beihang University, Mechanical Equipment Factory of Southwest Institute of Physics of Nuclear Industry, Nanjing Ticom Tech Co., Ltd. take 24.24% of patent filing during this period.
Beijing Shi, China
Patent: 4
Sichuan Sheng, China
Patent: 2
Jiangsu Sheng, China
Patent: 2
Chongqing Shi, China
Patent: 2
Guangdong Sheng, China
Patent: 2
Beijing Shi, China
Patent: 1
Guangdong Sheng, China
Patent: 1
Tianjin Shi, China
Patent: 1
Beijing Shi, China
Patent: 1
Beijing Shi, China
Patent: 1
With the analysis among related 33 patents in last 5 years, we discover 25 new entrants. Beihang University, Chongqing University, Beijing Zhongtieliewei Electricity Equipment Co. Ltd. are the most active new entrants in this area.
Beijing Shi, China
Patent: 4
Chongqing Shi, China
Patent: 2
Beijing Shi, China
Patent: 1
Guangdong Sheng, China
Patent: 1
Tianjin Shi, China
Patent: 1
Beijing Shi, China
Patent: 1
Beijing Shi, China
Patent: 1
Shanxi Sheng, China
Patent: 1
Jiangsu Sheng, China
Patent: 1
Jiangsu Sheng, China
Patent: 1
With the analysis among 54 patents, we discovered top 24 universities and scientific research institutions by total patent application. Beihang University, Zhejiang University, Beijing Jiaotong University are dominant in this area. They take 22.22% of the total patent filing.
Beijing Shi, China
Patent: 4
Zhejiang Sheng, China
Patent: 2
Beijing Shi, China
Patent: 2
Sichuan Sheng, China
Patent: 2
Chongqing Shi, China
Patent: 2
Beijing Shi, China
Patent: 2
Beijing Shi, China
Patent: 1
Beijing Shi, China
Patent: 1
Guangdong Sheng, China
Patent: 1