With the analysis among 250 patents, we discovered top 195 key players by total patent application. Toyota Motor Corp., ROHM Co., Ltd., State Grid Corp. of China are dominant in this area. They take 6.80% of the total patent filing.
Beijing Shi, China
Patent: 5
Beijing Shi, China
Patent: 5
Illinois, United States
Patent: 4
Jiangsu Sheng, China
Patent: 4
Anhui Sheng, China
Patent: 3
Shanghai Shi, China
Patent: 3
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With the analysis among related 238 patents applied in the last 5 years. We discover 169 most active companies in this area. The fast-growing Beihang University, University of Electronic Science & Technology of China, Hubei University of Automotive Technology take 13.03% of patent filing during this period.
Beijing Shi, China
Patent: 13
Sichuan Sheng, China
Patent: 12
Hubei Sheng, China
Patent: 6
Jilin Sheng, China
Patent: 5
Beijing Shi, China
Patent: 4
Shaanxi Sheng, China
Patent: 4
Beijing Shi, China
Patent: 4
Shaanxi Sheng, China
Patent: 4
Shanghai Shi, China
Patent: 4
Jiangsu Sheng, China
Patent: 3
With the analysis among related 238 patents in last 5 years, we discover 135 new entrants. China Aero-polytechnology Establishment, Fudan University, Nanjing University of Science & Technology are the most active new entrants in this area.
Beijing Shi, China
Patent: 4
Shanghai Shi, China
Patent: 4
Jiangsu Sheng, China
Patent: 3
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Patent: 3
Hunan Sheng, China
Patent: 3
Guangdong Sheng, China
Patent: 3
Jiangsu Sheng, China
Patent: 2
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Patent: 2
Hubei Sheng, China
Patent: 2
Shandong Sheng, China
Patent: 2
With the analysis among 312 patents, we discovered top 72 universities and scientific research institutions by total patent application. Beihang University, University of Electronic Science & Technology of China, Jilin University are dominant in this area. They take 19.23% of the total patent filing.
Beijing Shi, China
Patent: 32
Sichuan Sheng, China
Patent: 15
Jilin Sheng, China
Patent: 13
Beijing Shi, China
Patent: 10
Hubei Sheng, China
Patent: 7
Shaanxi Sheng, China
Patent: 6
Zhejiang Sheng, China
Patent: 5
Hunan Sheng, China
Patent: 4
Shanghai Shi, China
Patent: 4
Guangxi Zhuangzu Zizhiqu, China
Patent: 4