With the analysis among 462 patents, we discovered top 206 key players by total patent application. China Petroleum & Chemical Corp., China National Petroleum Corp., Murata Manufacturing Co. Ltd. are dominant in this area. They take 11.26% of the total patent filing.
Beijing Shi, China
Patent: 20
Beijing Shi, China
Patent: 18
Kyoto-fu, Japan
Patent: 14
Tokyo-to, Japan
Patent: 13
Tokyo-to, Japan
Patent: 12
Hebei Sheng, China
Patent: 12
Beijing Shi, China
Patent: 11
Massachusetts, United States
Patent: 9
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With the analysis among related 363 patents applied in the last 5 years. We discover 187 most active companies in this area. The fast-growing Tianjin University, China University of Petroleum (East China), China Petroleum & Chemical Corp. take 12.95% of patent filing during this period.
Tianjin Shi, China
Patent: 20
Shandong Sheng, China
Patent: 14
Beijing Shi, China
Patent: 13
Heilongjiang Sheng, China
Patent: 9
Beijing Shi, China
Patent: 9
Shaanxi Sheng, China
Patent: 8
Guangdong Sheng, China
Patent: 8
Sichuan Sheng, China
Patent: 8
Beijing Shi, China
Patent: 8
Jilin Sheng, China
Patent: 8
With the analysis among related 363 patents in last 5 years, we discover 144 new entrants. Jilin University, East China University of Technology, Chang'an University are the most active new entrants in this area.
Jilin Sheng, China
Patent: 8
Jiangxi Sheng, China
Patent: 6
Shaanxi Sheng, China
Patent: 5
Sichuan Sheng, China
Patent: 4
Shaanxi Sheng, China
Patent: 4
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Patent: 3
Shanghai Boom Science & Technology Co., Ltd.
Shanghai Shi, China
Patent: 3
Anhui Sheng, China
Patent: 3
Shanghai Shi, China
Patent: 3
Chongqing Shi, China
Patent: 3
With the analysis among 403 patents, we discovered top 100 universities and scientific research institutions by total patent application. Tianjin University, China University of Petroleum (East China), Xi'an Jiaotong University are dominant in this area. They take 13.90% of the total patent filing.
Tianjin Shi, China
Patent: 24
Shandong Sheng, China
Patent: 19
Shaanxi Sheng, China
Patent: 11
Heilongjiang Sheng, China
Patent: 11
Beijing Shi, China
Patent: 11
Beijing Shi, China
Patent: 10
Sichuan Sheng, China
Patent: 10
Guangdong Sheng, China
Patent: 10
Jiangsu Sheng, China
Patent: 9
Sichuan Sheng, China
Patent: 9