With the analysis among 3,957 patents, we discovered top 460 key players by total patent application. Sumitomo Metal Mining Co. Ltd., Shell Internationale Research Maatschappij BV, China Petroleum & Chemical Corp. are dominant in this area. They take 6.90% of the total patent filing.
Tokyo-to, Japan
Patent: 124
Zuid-Holland, Netherlands
Patent: 79
Beijing Shi, China
Patent: 70
Osaka-fu, Japan
Patent: 55
Hubei Sheng, China
Patent: 45
California, United States
Patent: 40
Ohio, United States
Patent: 38
Osaka-fu, Japan
Patent: 36
With the analysis among 5 patents, we discovered top 4 start-ups by total patent application. Sunwoda Electric Vehicle Battery Co., Ltd., Aisin KK, China Automotive Battery Research Institute Co. Ltd. are active in this area.
Guangdong Sheng, China
Patent: 2
Beijing Shi, China
Patent: 1
Beijing Shi, China
Patent: 1
With the analysis among related 1,784 patents applied in the last 5 years. We discover 500 most active companies in this area. The fast-growing Jing Men Shi Ge Lin Mei Xin Cai Liao You Xian Gong Si, Soochow University, Guangdong University of Technology take 4.88% of patent filing during this period.
Hubei Sheng, China
Patent: 36
Jiangsu Sheng, China
Patent: 26
Guangdong Sheng, China
Patent: 25
Guangdong Sheng, China
Patent: 23
Tokyo-to, Japan
Patent: 22
Zhejiang Sheng, China
Patent: 22
Anhui Sheng, China
Patent: 21
Zhejiang Sheng, China
Patent: 21
Hunan Sheng, China
Patent: 21
Beijing Shi, China
Patent: 19
With the analysis among related 1,784 patents in last 5 years, we discover 311 new entrants. Jiangsu University of Technology, Hunan Bangpu Automobile Recycling Co., Ltd., Quzhou Research Institute of Zhejiang University are the most active new entrants in this area.
Jiangsu Sheng, China
Patent: 11
Hunan Sheng, China
Patent: 9
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Patent: 9
Anhui Sheng, China
Patent: 8
Guangdong Sheng, China
Patent: 8
Guangdong Sheng, China
Patent: 6
Shandong Sheng, China
Patent: 6
Zhejiang Sheng, China
Patent: 6
Guangdong Sheng, China
Patent: 5
Shandong Sheng, China
Patent: 5
With the analysis among 2,129 patents, we discovered top 301 universities and scientific research institutions by total patent application. Central South University, Zhejiang University, Guangdong University of Technology are dominant in this area. They take 6.11% of the total patent filing.
Hunan Sheng, China
Patent: 37
Zhejiang Sheng, China
Patent: 36
Guangdong Sheng, China
Patent: 36
Shanghai Shi, China
Patent: 33
Anhui Sheng, China
Patent: 32
Yunnan Sheng, China
Patent: 31
Guangdong Sheng, China
Patent: 30
Fujian Sheng, China
Patent: 28
Shanghai Shi, China
Patent: 28
Jiangsu Sheng, China
Patent: 28