With the analysis among 15,889 patents, we discovered top 477 key players by total patent application. China Petroleum & Chemical Corp., State Grid Corp. of China, Huawei Technologies Co., Ltd. are dominant in this area. They take 3.59% of the total patent filing.
Beijing Shi, China
Patent: 270
Beijing Shi, China
Patent: 177
Guangdong Sheng, China
Patent: 123
Guangdong Sheng, China
Patent: 112
Liaoning Sheng, China
Patent: 104
Tokyo-to, Japan
Patent: 96
Beijing Shi, China
Patent: 80
Mitsubishi Heavy Industries, Ltd.
Tokyo-to, Japan
Patent: 73
Illinois, United States
Patent: 56
Bayern, Germany
Patent: 50
With the analysis among 58 patents, we discovered top 39 start-ups by total patent application. Beijing Baidu Netcom Science & Technology Co., Ltd., Chart, Inc., Angara Industries Ltd. are active in this area.
Beijing Shi, China
Patent: 9
California, United States
Patent: 3
H2B2 Electrolysis Technologies SL
California, United States
Patent: 2
New York, United States
Patent: 2
Beijing Shi, China
Patent: 2
Beijing Shi, China
Patent: 2
Beijing Shi, China
Patent: 2
Shanghai Shi, China
Patent: 1
With the analysis among related 2,324 patents applied in the last 5 years. We discover 500 most active companies in this area. The fast-growing State Grid Corp. of China, Hubei Shentan Environmental Protection New Material Co., Ltd., China Petroleum & Chemical Corp. take 2.58% of patent filing during this period.
Beijing Shi, China
Patent: 25
Hubei Sheng, China
Patent: 21
Beijing Shi, China
Patent: 14
Beijing Shi, China
Patent: 14
Jiangsu Sheng, China
Patent: 11
Beijing Shi, China
Patent: 10
Hubei Sheng, China
Patent: 10
Jiangsu Sheng, China
Patent: 9
Anhui Sheng, China
Patent: 9
Beijing Shi, China
Patent: 8
With the analysis among related 2,324 patents in last 5 years, we discover 299 new entrants. Hubei Shentan Environmental Protection New Material Co., Ltd., Tongling Xin Yaxing Coking&Chemical Co. Ltd., China Southern Power Grid Co., Ltd. are the most active new entrants in this area.
Hubei Sheng, China
Patent: 21
Anhui Sheng, China
Patent: 9
Guangdong Sheng, China
Patent: 6
Guangdong Sheng, China
Patent: 6
Texas, United States
Patent: 5
Guangdong Sheng, China
Patent: 5
Wisconsin, United States
Patent: 4
Shanxi Sheng, China
Patent: 4
Tianjin Shi, China
Patent: 4
New York, United States
Patent: 4
With the analysis among 3,147 patents, we discovered top 285 universities and scientific research institutions by total patent application. Tsinghua University, South China University of Technology, Harbin Institute of Technology are dominant in this area. They take 10.93% of the total patent filing.
Beijing Shi, China
Patent: 60
Guangdong Sheng, China
Patent: 50
Heilongjiang Sheng, China
Patent: 50
Jiangsu Sheng, China
Patent: 46
Zhejiang Sheng, China
Patent: 42
Shanghai Shi, China
Patent: 39
Beijing Shi, China
Patent: 39
Tianjin Shi, China
Patent: 38
Shandong Sheng, China
Patent: 31
Chongqing Shi, China
Patent: 30