With the analysis among 27,050 patents, we discovered top 478 key players by total patent application. Toray Industries, Inc., Phillips Petroleum Co., Kureha Corp. are dominant in this area. They take 8.48% of the total patent filing.
Tokyo-to, Japan
Patent: 1,147
Oklahoma, United States
Patent: 680
Hokkaido, Japan
Patent: 466
Tokyo-to, Japan
Patent: 447
Nordrhein-Westfalen, Germany
Patent: 380
Tokyo-to, Japan
Patent: 352
Tokyo-to, Japan
Patent: 315
Tokyo-to, Japan
Patent: 288
Delaware, United States
Patent: 260
With the analysis among 75 patents, we discovered top 21 start-ups by total patent application. Enlighten Innovations, Inc., Aisin KK, China Automotive Battery Research Institute Co. Ltd. are active in this area.
Alberta, Canada
Patent: 16
Tokyo-to, Japan
Patent: 15
Beijing Shi, China
Patent: 8
Texas, United States
Patent: 5
British Columbia, Canada
Patent: 4
Colorado, United States
Patent: 4
Beijing Shi, China
Patent: 3
Texas, United States
Patent: 2
With the analysis among related 1,867 patents applied in the last 5 years. We discover 500 most active companies in this area. The fast-growing Guizhou University, Central South University, Hubei Shentan Environmental Protection New Material Co., Ltd. take 5.68% of patent filing during this period.
Guizhou Sheng, China
Patent: 45
Hunan Sheng, China
Patent: 34
Hubei Sheng, China
Patent: 27
Tokyo-to, Japan
Patent: 26
Zhejiang Sheng, China
Patent: 24
Tokyo-to, Japan
Patent: 18
Jiangsu Sheng, China
Patent: 16
Hokkaido, Japan
Patent: 16
Anhui Sheng, China
Patent: 15
Sichuan Sheng, China
Patent: 14
With the analysis among related 1,867 patents in last 5 years, we discover 235 new entrants. Guizhou Kexin Chemical Metallurgy Co., Ltd., Guizhou Province Guifu Ecological Fertilizer Co. Ltd., Guizhou Institute of Technology are the most active new entrants in this area.
Guizhou Sheng, China
Patent: 11
Guizhou Sheng, China
Patent: 11
Guizhou Sheng, China
Patent: 11
Shandong Sheng, China
Patent: 8
Gansu Sheng, China
Patent: 5
Jilin Sheng, China
Patent: 4
Jiangsu Sheng, China
Patent: 4
Guangdong Sheng, China
Patent: 3
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Patent: 3
With the analysis among 3,979 patents, we discovered top 292 universities and scientific research institutions by total patent application. Central South University, Zhejiang University, Sichuan University are dominant in this area. They take 7.67% of the total patent filing.
Hunan Sheng, China
Patent: 75
Zhejiang Sheng, China
Patent: 58
Sichuan Sheng, China
Patent: 54
Tokyo Institute of Technology
Tokyo-to, Japan
Patent: 52
Beijing Shi, China
Patent: 52
Liaoning Sheng, China
Patent: 51
Guizhou Sheng, China
Patent: 47
Yunnan Sheng, China
Patent: 38
Shandong Sheng, China
Patent: 37
Jiangsu Sheng, China
Patent: 31