With the analysis among 434 patents, we discovered top 267 key players by total patent application. Halliburton Energy Services, Inc., United States Gypsum Co., National Steel Car Ltd. are dominant in this area. They take 9.91% of the total patent filing.
Texas, United States
Patent: 19
Illinois, United States
Patent: 13
Ontario, Canada
Patent: 11
Texas, United States
Patent: 7
Minnesota, United States
Patent: 5
New York, United States
Patent: 4
Texas, United States
Patent: 4
Guangdong Sheng, China
Patent: 4
Rhode Island, United States
Patent: 4
Sichuan Sheng, China
Patent: 4
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With the analysis among related 219 patents applied in the last 5 years. We discover 158 most active companies in this area. The fast-growing Changsha Zhongjin Intelligent Equipment Co., Ltd., Halliburton Energy Services, Inc., CCCC Fourth Harbor Engineering Co., Ltd. take 5.48% of patent filing during this period.
Hunan Sheng, China
Patent: 4
Texas, United States
Patent: 4
Guangdong Sheng, China
Patent: 4
Guangdong Sheng, China
Patent: 4
Guangdong Sheng, China
Patent: 4
Shaanxi Sheng, China
Patent: 4
Taiwan Province, China
Patent: 3
Liaoning Sheng, China
Patent: 3
Jiangsu Sheng, China
Patent: 3
Shandong Sheng, China
Patent: 3
With the analysis among related 219 patents in last 5 years, we discover 137 new entrants. Changsha Zhongjin Intelligent Equipment Co., Ltd., CCCC Fourth Harbor Engineering Co., Ltd., Guangzhou Harbor Engineering Quality Inspection Co., Ltd. are the most active new entrants in this area.
Hunan Sheng, China
Patent: 4
Guangdong Sheng, China
Patent: 4
Guangdong Sheng, China
Patent: 4
Guangdong Sheng, China
Patent: 4
Taiwan Province, China
Patent: 3
Shandong Sheng, China
Patent: 3
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Patent: 3
Shaanxi Sheng, China
Patent: 3
Jiangsu Sheng, China
Patent: 3
Texas, United States
Patent: 3
With the analysis among 113 patents, we discovered top 47 universities and scientific research institutions by total patent application. Southeast University, Tongji University, Chang'an University are dominant in this area. They take 16.81% of the total patent filing.
Jiangsu Sheng, China
Patent: 7
Shanghai Shi, China
Patent: 5
Shaanxi Sheng, China
Patent: 5
Chongqing Shi, China
Patent: 5
Liaoning Sheng, China
Patent: 4
North China University of Science & Technology
Hebei Sheng, China
Patent: 4
Hubei Sheng, China
Patent: 4
Shaanxi Sheng, China
Patent: 3
Jiangsu Sheng, China
Patent: 3
Chongqing Shi, China
Patent: 3