With the analysis among 132 patents, we discovered top 86 key players by total patent application. Hitachi Ltd., Matsushita Electronics Corp., Sony Group Corp. are dominant in this area. They take 16.67% of the total patent filing.
Beijing Shi, China
Patent: 4
Michigan, United States
Patent: 3
Yamanashi-ken, Japan
Patent: 3
Beijing Shi, China
Patent: 3
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With the analysis among related 24 patents applied in the last 5 years. We discover 25 most active companies in this area. The fast-growing Shanghai University, Harbin Engineering University, Anhui University of Technology take 29.17% of patent filing during this period.
Shanghai Shi, China
Patent: 3
Heilongjiang Sheng, China
Patent: 2
Anhui Sheng, China
Patent: 2
Hebei Sheng, China
Patent: 1
Guizhou Sheng, China
Patent: 1
Washington, United States
Patent: 1
Hubei Sheng, China
Patent: 1
Guangdong Sheng, China
Patent: 1
Jiangsu Sheng, China
Patent: 1
With the analysis among related 24 patents in last 5 years, we discover 20 new entrants. Shanghai University, Anhui University of Technology, Guangdong Electric Power Planning Survey & Design Institute are the most active new entrants in this area.
Shanghai Shi, China
Patent: 3
Anhui Sheng, China
Patent: 2
Guangdong Sheng, China
Patent: 1
Hebei Sheng, China
Patent: 1
Guangdong Sheng, China
Patent: 1
Guangdong Sheng, China
Patent: 1
Liaoning Sheng, China
Patent: 1
Guizhou Sheng, China
Patent: 1
Washington, United States
Patent: 1
With the analysis among 48 patents, we discovered top 21 universities and scientific research institutions by total patent application. Harbin Engineering University, Tsinghua University, Hohai University are dominant in this area. They take 27.08% of the total patent filing.
Heilongjiang Sheng, China
Patent: 5
Beijing Shi, China
Patent: 4
Jiangsu Sheng, China
Patent: 3
Shanghai Shi, China
Patent: 3
Guangdong Sheng, China
Patent: 2
Shaanxi Sheng, China
Patent: 2
Jiangsu Sheng, China
Patent: 2
Anhui Sheng, China
Patent: 2
Jiangsu Sheng, China
Patent: 2
Beijing Shi, China
Patent: 1