With the analysis among 1,371 patents, we discovered top 471 key players by total patent application. Sumitomo Metal Mining Co. Ltd., Fuji Photo Film Co., Ltd., Toyota Motor Corp. are dominant in this area. They take 12.84% of the total patent filing.
Tokyo-to, Japan
Patent: 122
Tokyo-to, Japan
Patent: 29
Tokyo-to, Japan
Patent: 25
Tokushima-ken, Japan
Patent: 18
Taiwan Province, China
Patent: 17
Tokyo-to, Japan
Patent: 16
Minnesota, United States
Patent: 15
Tokyo-to, Japan
Patent: 15
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With the analysis among related 297 patents applied in the last 5 years. We discover 201 most active companies in this area. The fast-growing Sumitomo Metal Mining Co. Ltd., China Petroleum & Chemical Corp., Central South University take 8.75% of patent filing during this period.
Tokyo-to, Japan
Patent: 10
Beijing Shi, China
Patent: 8
Hunan Sheng, China
Patent: 8
Yunnan Sheng, China
Patent: 8
Hubei Sheng, China
Patent: 7
Noord-Brabant, Netherlands
Patent: 5
New York, United States
Patent: 5
Jiangsu Sheng, China
Patent: 5
Guangdong Sheng, China
Patent: 4
With the analysis among related 297 patents in last 5 years, we discover 159 new entrants. Organo Corp., Wuhan University of Technology, Changzhou University are the most active new entrants in this area.
Hubei Sheng, China
Patent: 7
Jiangsu Sheng, China
Patent: 5
Guangdong Sheng, China
Patent: 4
Hunan Sheng, China
Patent: 3
Guangdong Sheng, China
Patent: 3
Hebei Sheng, China
Patent: 3
Guangdong Sheng, China
Patent: 3
Shanghai Petrochemical Research Institute of China Petroleum & Chemical Corporation
Shanghai Shi, China
Patent: 3
With the analysis among 293 patents, we discovered top 105 universities and scientific research institutions by total patent application. Kunming University of Science & Technology, Central South University, Wuhan University of Technology are dominant in this area. They take 11.95% of the total patent filing.
Yunnan Sheng, China
Patent: 14
Hunan Sheng, China
Patent: 10
Hubei Sheng, China
Patent: 7
Fukuoka-ken, Japan
Patent: 7
Shanghai Shi, China
Patent: 5
Sichuan Sheng, China
Patent: 5
Jiangsu Sheng, China
Patent: 5
Illinois, United States
Patent: 4
Beijing Shi, China
Patent: 4
Hunan Sheng, China
Patent: 4