With the analysis among 1,576 patents, we discovered top 470 key players by total patent application. China Petroleum & Chemical Corp., Anhui Jianghuai Automobile Group Corp. Ltd., State Grid Corp. of China are dominant in this area. They take 2.86% of the total patent filing.
China Petroleum & Chemical Corp.
Beijing Shi, China
Patent: 17
Anhui Jianghuai Automobile Group Corp. Ltd.
Anhui Sheng, China
Patent: 14
State Grid Corp. of China
Beijing Shi, China
Patent: 14
Dalian Linqiao Technology Co., Ltd.
Liaoning Sheng, China
Patent: 9
Anhui Yuan Chen Environmental Protection Technology Co. Ltd.
Anhui Sheng, China
Patent: 8
Beijing Shi, China
Patent: 6
Taizhou Huali Plastic Co. Ltd.
Jiangsu Sheng, China
Patent: 6
Hebei Chenyang Industry & Trade Group Co., Ltd.
Hebei Sheng, China
Patent: 6
State Grid Shandong Electric Power Company Electric Power Research Institute
Shandong Sheng, China
Patent: 6
With the analysis among 1 patents, we discovered top 1 start-ups by total patent application.
Xinyan Hydrogen Energy Technology Co Ltd.
Beijing Shi, China
Patent: 1
With the analysis among related 1,223 patents applied in the last 5 years. We discover 500 most active companies in this area. The fast-growing China Petroleum & Chemical Corp., Shaanxi University of Science & Technology, Nantong University take 2.37% of patent filing during this period.
China Petroleum & Chemical Corp.
Beijing Shi, China
Patent: 12
Shaanxi University of Science & Technology
Shaanxi Sheng, China
Patent: 9
Jiangsu Sheng, China
Patent: 8
yangzhou polytechnic institute
Jiangsu Sheng, China
Patent: 8
Tianjin Vocational Institute
Tianjin Shi, China
Patent: 7
Anhui Jianghuai Automobile Group Corp. Ltd.
Anhui Sheng, China
Patent: 7
Chengdu University of Technology
Sichuan Sheng, China
Patent: 7
Yancheng Institute of Technology
Jiangsu Sheng, China
Patent: 6
Jiangsu Aojingjia Environmental Protection Technology Co., Ltd.
Jiangsu Sheng, China
Patent: 6
Anhui Yuan Chen Environmental Protection Technology Co. Ltd.
Anhui Sheng, China
Patent: 6
With the analysis among related 1,223 patents in last 5 years, we discover 405 new entrants. yangzhou polytechnic institute, Jiangsu Aojingjia Environmental Protection Technology Co., Ltd., Wuhu Wanlong New Material Co., Ltd. are the most active new entrants in this area.
yangzhou polytechnic institute
Jiangsu Sheng, China
Patent: 8
Jiangsu Aojingjia Environmental Protection Technology Co., Ltd.
Jiangsu Sheng, China
Patent: 6
Wuhu Wanlong New Material Co., Ltd.
Anhui Sheng, China
Patent: 5
Ningbo Xinfu Titanium Dioxide Co. Ltd.
Zhejiang Sheng, China
Patent: 4
Nanning Normal University
Guangxi Zhuangzu Zizhiqu, China
Patent: 4
Chongqing Yongtong Environmental Protection Engineering Co., Ltd.
Chongqing Shi, China
Patent: 3
Jiangsu Yinhui Ecological Technology Co., Ltd.
Jiangsu Sheng, China
Patent: 3
Tianjin University of Science & Technology
Tianjin Shi, China
Patent: 3
Beijing Baoshengtong International Electrical Engineering Technology Co., Ltd.
Beijing Shi, China
Patent: 3
Guangdong Fumei New Material Technology Co., Ltd.
Guangdong Sheng, China
Patent: 3
With the analysis among 1,098 patents, we discovered top 271 universities and scientific research institutions by total patent application. Zhejiang University, Shaanxi University of Science & Technology, Shanghai Jiao Tong University are dominant in this area. They take 5.92% of the total patent filing.
Zhejiang Sheng, China
Patent: 24
Shaanxi University of Science & Technology
Shaanxi Sheng, China
Patent: 21
Shanghai Jiao Tong University
Shanghai Shi, China
Patent: 20
Tianjin Shi, China
Patent: 18
Hubei Sheng, China
Patent: 16
Tianjin Vocational Institute
Tianjin Shi, China
Patent: 15
Shanghai Shi, China
Patent: 14
Sichuan Sheng, China
Patent: 13
Shandong Sheng, China
Patent: 13
Hunan Sheng, China
Patent: 12