With the analysis among 491 patents, we discovered top 311 key players by total patent application. Hefei Teteng Environmental Protection Technology Co.,Ltd., Hitachi Ltd., Shanghai Atlantic Welding Consumables Co., Ltd. are dominant in this area. They take 4.89% of the total patent filing.
Anhui Sheng, China
Patent: 9
Shanghai Shi, China
Patent: 7
California, United States
Patent: 6
Connecticut, United States
Patent: 6
Sichuan Sheng, China
Patent: 5
Hubei Sheng, China
Patent: 5
Jiangsu Sheng, China
Patent: 5
Shanxi Sheng, China
Patent: 4
With the analysis among 1 patents, we discovered top 1 start-ups by total patent application.
New York, United States
Patent: 1
With the analysis among related 203 patents applied in the last 5 years. We discover 156 most active companies in this area. The fast-growing Xi'an University of Technology, Jiangsu Quangai Purification Technology Co., Ltd., Tianjin Bridge Longxing Welding Materials Co., Ltd. take 7.39% of patent filing during this period.
Shaanxi Sheng, China
Patent: 6
Jiangsu Sheng, China
Patent: 5
Tianjin Shi, China
Patent: 4
Jiangsu Sheng, China
Patent: 4
Henan Sheng, China
Patent: 4
Tianjin Shi, China
Patent: 3
Jiangsu Sheng, China
Patent: 3
Sichuan Sheng, China
Patent: 3
Tianjin Shi, China
Patent: 3
Guangdong Sheng, China
Patent: 3
With the analysis among related 203 patents in last 5 years, we discover 132 new entrants. Xi'an University of Technology, Jiangsu Quangai Purification Technology Co., Ltd., Tianjin Bridge Longxing Welding Materials Co., Ltd. are the most active new entrants in this area.
Shaanxi Sheng, China
Patent: 6
Jiangsu Sheng, China
Patent: 5
Tianjin Shi, China
Patent: 4
Jiangsu Sheng, China
Patent: 4
Henan Sheng, China
Patent: 4
Tianjin Shi, China
Patent: 3
Jiangsu Sheng, China
Patent: 3
Tianjin Shi, China
Patent: 3
Guangdong Sheng, China
Patent: 3
Sichuan Sheng, China
Patent: 3
With the analysis among 171 patents, we discovered top 82 universities and scientific research institutions by total patent application. Sun Yat-Sen University, Xi'an University of Technology, Zhejiang University of Technology are dominant in this area. They take 12.28% of the total patent filing.
Guangdong Sheng, China
Patent: 10
Shaanxi Sheng, China
Patent: 6
Zhejiang Sheng, China
Patent: 5
Shaanxi Sheng, China
Patent: 4
Henan Sheng, China
Patent: 4
Jiangsu Sheng, China
Patent: 4
Sichuan Sheng, China
Patent: 3
Shanxi Sheng, China
Patent: 3
Beijing Shi, China
Patent: 3
Heilongjiang Sheng, China
Patent: 3