With the analysis among 996 patents, we discovered top 484 key players by total patent application. China National Petroleum Corp., MAHLE GmbH, Baoshan Iron & Steel Co., Ltd. are dominant in this area. They take 3.21% of the total patent filing.
Beijing Shi, China
Patent: 11
Baden-Württemberg, Germany
Patent: 11
Shanghai Shi, China
Patent: 10
Heilongjiang Sheng, China
Patent: 8
Texas, United States
Patent: 7
Williams Field Services - Gulf Coast Co. LLC
Oklahoma, United States
Patent: 7
New York, United States
Patent: 5
With the analysis among 1 patents, we discovered top 1 start-ups by total patent application.
Hubei Sheng, China
Patent: 1
With the analysis among related 228 patents applied in the last 5 years. We discover 184 most active companies in this area. The fast-growing Zhejiang University of Technology, Zhijiang College of Zhejiang University of Technology, China Railway Fourth Bureau Group Co., Ltd. take 7.89% of patent filing during this period.
Zhejiang Sheng, China
Patent: 9
Zhejiang Sheng, China
Patent: 6
Anhui Sheng, China
Patent: 3
Hubei Sheng, China
Patent: 3
Zhejiang Sheng, China
Patent: 3
Anhui Sheng, China
Patent: 3
Heilongjiang Sheng, China
Patent: 3
Anhui Sheng, China
Patent: 3
Hunan Pipe New Materials Co., Ltd.
Hunan Sheng, China
Patent: 2
Shanghai Shi, China
Patent: 2
With the analysis among related 228 patents in last 5 years, we discover 151 new entrants. Zhejiang University of Technology, Zhijiang College of Zhejiang University of Technology, China Railway Fourth Bureau Group Co., Ltd. are the most active new entrants in this area.
Zhejiang Sheng, China
Patent: 9
Zhejiang Sheng, China
Patent: 6
Anhui Sheng, China
Patent: 3
Hubei Sheng, China
Patent: 3
Zhejiang Sheng, China
Patent: 3
Anhui Sheng, China
Patent: 3
Hunan Pipe New Materials Co., Ltd.
Hunan Sheng, China
Patent: 2
Anhui Sheng, China
Patent: 2
Jiangsu Sheng, China
Patent: 2
With the analysis among 123 patents, we discovered top 51 universities and scientific research institutions by total patent application. Zhejiang University of Technology, Beijing Institute of Technology, Zhejiang University are dominant in this area. They take 16.26% of the total patent filing.
Zhejiang Sheng, China
Patent: 9
Beijing Shi, China
Patent: 2
Zhejiang Sheng, China
Patent: 2
Anhui Sheng, China
Patent: 2
Beijing Shi, China
Patent: 2
Zhejiang Sheng, China
Patent: 2
Guangdong Sheng, China
Patent: 2
Sichuan Sheng, China
Patent: 2
Heilongjiang Sheng, China
Patent: 2
Shandong Sheng, China
Patent: 1