With the analysis among 25 patents, we discovered top 18 key players by total patent application. Hitachi Ltd., NEC Corp., Tata Consultancy Services Ltd. are dominant in this area. They take 44.00% of the total patent filing.
Maharashtra, India
Patent: 3
Qentinel Quality Intelligence Oy
Baden-Württemberg, Germany
Patent: 1
Guangdong Sheng, China
Patent: 1
Beijing Shi, China
Patent: 1
California, United States
Patent: 1
California, United States
Patent: 1
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With the analysis among related 11 patents applied in the last 5 years. We discover 10 most active companies in this area. The fast-growing NEC Corp., Hitachi Ltd., State Grid Jibei Electric Power Co., Ltd. Economic and Technological Research Institute take 45.45% of patent filing during this period.
Beijing Shi, China
Patent: 1
Maharashtra, India
Patent: 1
Sichuan Sheng, China
Patent: 1
Guangdong Sheng, China
Patent: 1
Qentinel Quality Intelligence Oy
Beijing Shi, China
Patent: 1
Beijing Shi, China
Patent: 1
With the analysis among related 11 patents in last 5 years, we discover 7 new entrants. NEC Corp., State Grid Jibei Electric Power Co., Ltd. Economic and Technological Research Institute, Korea Railroad Research Institute are the most active new entrants in this area.
Beijing Shi, China
Patent: 1
Sichuan Sheng, China
Patent: 1
Guangdong Sheng, China
Patent: 1
Beijing Shi, China
Patent: 1
Beijing Shi, China
Patent: 1
With the analysis among 3 patents, we discovered top 2 universities and scientific research institutions by total patent application.
Beijing Shi, China
Patent: 1
Zhejiang Sheng, China
Patent: 1