With the analysis among 8,497 patents, we discovered top 491 key players by total patent application. Weir Minerals Australia Ltd., Anhui Sanlian Pump Industry Co. Ltd., SCHWING GmbH are dominant in this area. They take 2.49% of the total patent filing.
Anhui Sheng, China
Patent: 62
Nordrhein-Westfalen, Germany
Patent: 57
Beijing Shi, China
Patent: 51
Hebei Sheng, China
Patent: 51
Hebei Sheng, China
Patent: 50
Shandong Sheng, China
Patent: 48
Pennsylvania, United States
Patent: 47
Shandong Sheng, China
Patent: 47
Sinopec Petroleum Engineering Technology Service Co. Ltd.
Beijing Shi, China
Patent: 44
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With the analysis among related 5,518 patents applied in the last 5 years. We discover 500 most active companies in this area. The fast-growing Anhui Sanlian Pump Industry Co. Ltd., Hebei Lingqi Machinery Equipment Co., Ltd., Hebei Aojin Machinery Equipment Co., Ltd. take 2.79% of patent filing during this period.
Anhui Sheng, China
Patent: 53
Hebei Sheng, China
Patent: 51
Hebei Sheng, China
Patent: 50
Jiangsu Sheng, China
Patent: 38
Shandong Sheng, China
Patent: 38
Sinopec Petroleum Engineering Technology Service Co. Ltd.
Beijing Shi, China
Patent: 37
Shandong Sheng, China
Patent: 35
Hubei Sheng, China
Patent: 32
Beijing Shi, China
Patent: 30
With the analysis among related 5,518 patents in last 5 years, we discover 363 new entrants. Hebei Lingqi Machinery Equipment Co., Ltd., Hebei Aojin Machinery Equipment Co., Ltd., Hanjiang Hongyuan Xiangyang Silicon Carbide Special Ceramics Co., Ltd. are the most active new entrants in this area.
Hebei Sheng, China
Patent: 51
Hebei Sheng, China
Patent: 50
Hubei Sheng, China
Patent: 32
Hubei Sheng, China
Patent: 27
Jiangsu Sheng, China
Patent: 22
Hubei Sheng, China
Patent: 17
Hebei Sheng, China
Patent: 17
Hebei Sheng, China
Patent: 16
Shaanxi Sheng, China
Patent: 16
Jiangsu Sheng, China
Patent: 15
With the analysis among 777 patents, we discovered top 158 universities and scientific research institutions by total patent application. China University of Mining & Technology, Southwest Petroleum University, Henan Polytechnic University are dominant in this area. They take 13.00% of the total patent filing.
Jiangsu Sheng, China
Patent: 57
Sichuan Sheng, China
Patent: 25
Henan Sheng, China
Patent: 18
Hunan Sheng, China
Patent: 13
Yunnan Sheng, China
Patent: 12
Shandong Sheng, China
Patent: 12
Shandong Sheng, China
Patent: 11
Jiangsu Sheng, China
Patent: 11
Hubei Sheng, China
Patent: 11
Shandong Sheng, China
Patent: 10