With the analysis among 107 patents, we discovered top 57 key players by total patent application. China Petroleum & Chemical Corp., Matsushita Electronics Corp., Kureha Corp. are dominant in this area. They take 18.69% of the total patent filing.
Beijing Shi, China
Patent: 7
Gansu Sheng, China
Patent: 5
Shanghai Petrochemical Research Institute of China Petroleum & Chemical Corporation
Shanghai Shi, China
Patent: 5
Hebei Sheng, China
Patent: 4
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With the analysis among related 21 patents applied in the last 5 years. We discover 12 most active companies in this area. The fast-growing China Petroleum & Chemical Corp., Shanghai Petrochemical Research Institute of China Petroleum & Chemical Corporation, Shexian Jindong Economic and Trade Co., Ltd. take 76.19% of patent filing during this period.
Beijing Shi, China
Patent: 7
Shanghai Petrochemical Research Institute of China Petroleum & Chemical Corporation
Shanghai Shi, China
Patent: 5
Hebei Sheng, China
Patent: 4
Jilin Sheng, China
Patent: 1
Guangdong Sheng, China
Patent: 1
Shanxi Sheng, China
Patent: 1
Henan Bense Chemical Technology Co., Ltd.
Henan Sheng, China
Patent: 1
Shandong Sheng, China
Patent: 1
Liaoning Sheng, China
Patent: 1
Jiangsu Sheng, China
Patent: 1
With the analysis among related 21 patents in last 5 years, we discover 12 new entrants. China Petroleum & Chemical Corp., Shanghai Petrochemical Research Institute of China Petroleum & Chemical Corporation, Shexian Jindong Economic and Trade Co., Ltd. are the most active new entrants in this area.
Beijing Shi, China
Patent: 7
Shanghai Petrochemical Research Institute of China Petroleum & Chemical Corporation
Shanghai Shi, China
Patent: 5
Hebei Sheng, China
Patent: 4
Jilin Sheng, China
Patent: 1
Guangdong Sheng, China
Patent: 1
Shanxi Sheng, China
Patent: 1
Henan Bense Chemical Technology Co., Ltd.
Henan Sheng, China
Patent: 1
Shandong Sheng, China
Patent: 1
Liaoning Sheng, China
Patent: 1
Jiangsu Sheng, China
Patent: 1
With the analysis among 8 patents, we discovered top 2 universities and scientific research institutions by total patent application.
Sichuan Sheng, China
Patent: 1
Shanxi Sheng, China
Patent: 1