With the analysis among 1,159 patents, we discovered top 251 key players by total patent application. Baker Hughes, Inc., Halliburton Energy Services, Inc., Kennametal, Inc. are dominant in this area. They take 30.54% of the total patent filing.
Texas, United States
Patent: 221
Texas, United States
Patent: 56
Pennsylvania, United States
Patent: 27
Illinois, United States
Patent: 22
Texas, United States
Patent: 21
California, United States
Patent: 18
California, United States
Patent: 18
Massachusetts, United States
Patent: 17
Missouri, United States
Patent: 16
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With the analysis among related 139 patents applied in the last 5 years. We discover 70 most active companies in this area. The fast-growing Hoganas AB, Sulzer Metco, Inc., Halliburton Energy Services, Inc. take 26.62% of patent filing during this period.
Alberta, Canada
Patent: 10
Texas, United States
Patent: 5
Henan Sheng, China
Patent: 4
Ohio, United States
Patent: 3
STOCKHOLM, Sweden
Patent: 2
Jiangsu Sheng, China
Patent: 2
Sichuan Sheng, China
Patent: 2
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Patent: 2
With the analysis among related 139 patents in last 5 years, we discover 54 new entrants. Hoganas AB, Zhengzhou Research Institute of Mechanical Engineering, Hydril USA Distribution LLC are the most active new entrants in this area.
Henan Sheng, China
Patent: 4
STOCKHOLM, Sweden
Patent: 2
Jiangsu Sheng, China
Patent: 2
Sichuan Sheng, China
Patent: 2
Guangxi Zhuangzu Zizhiqu, China
Patent: 2
Zhejiang Sheng, China
Patent: 2
Jiangsu Sheng, China
Patent: 2
Jiangsu Sheng, China
Patent: 1
With the analysis among 87 patents, we discovered top 22 universities and scientific research institutions by total patent application. Beijing University of Technology, Jiangsu University of Science & Technology, National Chung Hsing University are dominant in this area. They take 27.59% of the total patent filing.
Beijing Shi, China
Patent: 7
Jiangsu Sheng, China
Patent: 5
Taiwan Province, China
Patent: 2
Shaanxi Sheng, China
Patent: 2
Shandong Sheng, China
Patent: 1
North Carolina, United States
Patent: 1
Jilin Sheng, China
Patent: 1
Tamil Nadu, India
Patent: 1
Beijing Shi, China
Patent: 1