With the analysis among 2,887 patents, we discovered top 493 key players by total patent application. State Grid Corp. of China, Xuzhou Construction Machinery Co. Ltd., Baoji Oilfield Machinery Co. Ltd. are dominant in this area. They take 3.33% of the total patent filing.
Beijing Shi, China
Patent: 40
Jiangsu Sheng, China
Patent: 30
Shaanxi Sheng, China
Patent: 26
Zhejiang Sheng, China
Patent: 25
Beijing Shi, China
Patent: 23
Shaanxi Sheng, China
Patent: 15
Beijing Shi, China
Patent: 14
Gansu Sheng, China
Patent: 14
Shanghai Shi, China
Patent: 13
Beijing Shi, China
Patent: 11
With the analysis among 5 patents, we discovered top 3 start-ups by total patent application.
Guangdong Sheng, China
Patent: 3
Shanghai Shi, China
Patent: 1
Guangdong Sheng, China
Patent: 1
With the analysis among related 872 patents applied in the last 5 years. We discover 500 most active companies in this area. The fast-growing Guoyang Huarui New Building Materials Co., Ltd., Tianjin Xiangyue Sealing Material Co., Ltd., Firestone (Tianjin) Technology Development Co., Ltd. take 1.38% of patent filing during this period.
Guoyang Huarui New Building Materials Co., Ltd.
Anhui Sheng, China
Patent: 4
Tianjin Shi, China
Patent: 4
Firestone (Tianjin) Technology Development Co., Ltd.
Tianjin Shi, China
Patent: 4
Jiangsu Sheng, China
Patent: 3
Hainan Sheng, China
Patent: 3
Beijing Shi, China
Patent: 3
changzhou institute of engineering technology
Jiangsu Sheng, China
Patent: 3
Hubei Sheng, China
Patent: 3
Beijing Shi, China
Patent: 3
Shanghai Shi, China
Patent: 3
With the analysis among related 872 patents in last 5 years, we discover 404 new entrants. Guoyang Huarui New Building Materials Co., Ltd., Firestone (Tianjin) Technology Development Co., Ltd., Jiangsu Sanyi Pipe Industry Co., Ltd. are the most active new entrants in this area.
Guoyang Huarui New Building Materials Co., Ltd.
Anhui Sheng, China
Patent: 4
Firestone (Tianjin) Technology Development Co., Ltd.
Tianjin Shi, China
Patent: 4
Jiangsu Sheng, China
Patent: 3
Hubei Sheng, China
Patent: 3
Guangdong Sheng, China
Patent: 3
Fujian Sheng, China
Patent: 3
Jiangsu Sheng, China
Patent: 3
Shandong Sheng, China
Patent: 2
Liaoning Sheng, China
Patent: 2
Shaanxi Sheng, China
Patent: 2
With the analysis among 343 patents, we discovered top 122 universities and scientific research institutions by total patent application. China Three Gorges University, Harbin University of Science & Technology, China University of Petroleum (East China) are dominant in this area. They take 9.33% of the total patent filing.
Hubei Sheng, China
Patent: 16
Heilongjiang Sheng, China
Patent: 10
Shandong Sheng, China
Patent: 6
Shaanxi Sheng, China
Patent: 6
Shaanxi Sheng, China
Patent: 4
Fujian Sheng, China
Patent: 4
Zhejiang Sheng, China
Patent: 4
Liaoning Sheng, China
Patent: 3
Guizhou Sheng, China
Patent: 3
Jiangsu Sheng, China
Patent: 3