With the analysis among 618 patents, we discovered top 313 key players by total patent application. NIPPON STEEL CORP., Hitachi Ltd., JFE Steel Corp. are dominant in this area. They take 15.53% of the total patent filing.
Tokyo-to, Japan
Patent: 34
Tokyo-to, Japan
Patent: 32
Tokyo-to, Japan
Patent: 30
Beijing Shi, China
Patent: 23
Tokyo-to, Japan
Patent: 19
Shanghai Shi, China
Patent: 18
Tokyo-to, Japan
Patent: 13
Kyoto-fu, Japan
Patent: 12
Tokyo-to, Japan
Patent: 12
Tokyo-to, Japan
Patent: 12
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With the analysis among related 192 patents applied in the last 5 years. We discover 183 most active companies in this area. The fast-growing State Grid Corp. of China, Harbin Engineering University, Southwest Jiaotong University take 9.38% of patent filing during this period.
Beijing Shi, China
Patent: 9
Heilongjiang Sheng, China
Patent: 5
Sichuan Sheng, China
Patent: 4
Jiangsu Sheng, China
Patent: 3
Hebei Sheng, China
Patent: 3
Hunan Sheng, China
Patent: 3
Shandong Sheng, China
Patent: 3
Jiangsu Sheng, China
Patent: 3
With the analysis among related 192 patents in last 5 years, we discover 152 new entrants. Harbin Engineering University, Central South University, China University of Petroleum (East China) are the most active new entrants in this area.
Heilongjiang Sheng, China
Patent: 5
Hunan Sheng, China
Patent: 3
Shandong Sheng, China
Patent: 3
Hubei Sheng, China
Patent: 2
Guangdong Sheng, China
Patent: 2
Shanghai Shi, China
Patent: 2
Beijing Shi, China
Patent: 2
Shandong Sheng, China
Patent: 2
Guangdong Sheng, China
Patent: 2
Beijing Shi, China
Patent: 2
With the analysis among 216 patents, we discovered top 69 universities and scientific research institutions by total patent application. Tsinghua University, Yanshan University, Southeast University are dominant in this area. They take 13.89% of the total patent filing.
Beijing Shi, China
Patent: 12
Hebei Sheng, China
Patent: 9
Jiangsu Sheng, China
Patent: 9
Zhejiang Sheng, China
Patent: 6
Sichuan Sheng, China
Patent: 6
Heilongjiang Sheng, China
Patent: 5
Tianjin Shi, China
Patent: 5
Heilongjiang Sheng, China
Patent: 5
Shaanxi Sheng, China
Patent: 4
Anhui Sheng, China
Patent: 4