With the analysis among 1,681 patents, we discovered top 480 key players by total patent application. Goodrich Corp., Toyota Motor Corp., Mitsubishi Electric Corp. are dominant in this area. They take 6.42% of the total patent filing.
North Carolina, United States
Patent: 46
Tokyo-to, Japan
Patent: 35
Tokyo-to, Japan
Patent: 27
Hubei Sheng, China
Patent: 26
Illinois, United States
Patent: 25
Hamburg, Germany
Patent: 18
Jiangsu Sheng, China
Patent: 16
Guangdong Sheng, China
Patent: 14
Guangdong Sheng, China
Patent: 11
Jiangsu Sheng, China
Patent: 11
With the analysis among 1 patents, we discovered top 1 start-ups by total patent application.
With the analysis among related 1,141 patents applied in the last 5 years. We discover 500 most active companies in this area. The fast-growing China Railway Siyuan Survey & Design Group Co., Ltd., Shenzhen Fanhai Sanjiang Electronics Co., Ltd., Nanjing Kangni Mechanical & Electrical Co., Ltd. take 4.12% of patent filing during this period.
Hubei Sheng, China
Patent: 23
Guangdong Sheng, China
Patent: 14
Jiangsu Sheng, China
Patent: 10
Beijing Shi, China
Patent: 10
Shanghai Shi, China
Patent: 9
Hunan Sheng, China
Patent: 9
Jiangsu Sheng, China
Patent: 8
Zhejiang Sheng, China
Patent: 8
Hubei Sheng, China
Patent: 7
With the analysis among related 1,141 patents in last 5 years, we discover 432 new entrants. Shenzhen Fanhai Sanjiang Electronics Co., Ltd., China Railway Construction Group Co., Ltd., Shanghai Eastern Iron Hardware Co., Ltd. are the most active new entrants in this area.
Guangdong Sheng, China
Patent: 14
Beijing Shi, China
Patent: 10
Shanghai Shi, China
Patent: 9
Hunan Sheng, China
Patent: 9
Bến Tre, Vietnam
Patent: 6
Guangdong Sheng, China
Patent: 6
Tianjin Shi, China
Patent: 5
With the analysis among 405 patents, we discovered top 129 universities and scientific research institutions by total patent application. Tsinghua University, Beijing Jiaotong University, Tongji University are dominant in this area. They take 7.65% of the total patent filing.
Beijing Shi, China
Patent: 12
Beijing Shi, China
Patent: 11
Shanghai Shi, China
Patent: 8
Hubei Sheng, China
Patent: 8
Liaoning Sheng, China
Patent: 8
Jiangsu Sheng, China
Patent: 7
Guangdong Sheng, China
Patent: 6
Shanghai Shi, China
Patent: 6
Shaanxi Sheng, China
Patent: 5
Shandong Sheng, China
Patent: 5