With the analysis among 21,301 patents, we discovered top 480 key players by total patent application. Siemens AG, Hitachi Ltd., TOSHIBA Corp. are dominant in this area. They take 4.96% of the total patent filing.
Bayern, Germany
Patent: 392
Tokyo-to, Japan
Patent: 368
Tokyo-to, Japan
Patent: 297
Tokyo-to, Japan
Patent: 233
Beijing Shi, China
Patent: 228
Baden-Württemberg, Germany
Patent: 220
Tokyo-to, Japan
Patent: 218
Osaka-fu, Japan
Patent: 201
Tokyo-to, Japan
Patent: 195
Kyoto-fu, Japan
Patent: 195
With the analysis among 91 patents, we discovered top 30 start-ups by total patent application. Aisin KK, KIOXIA Corp., Motive Drilling Technologies, Inc. are active in this area.
Tokyo-to, Japan
Patent: 19
Texas, United States
Patent: 7
Shanghai Shi, China
Patent: 4
Guangdong Sheng, China
Patent: 4
Nordrhein-Westfalen, Germany
Patent: 4
With the analysis among related 1,956 patents applied in the last 5 years. We discover 500 most active companies in this area. The fast-growing State Grid Corp. of China, Topcon Corp., Xi'an Jiaotong University take 4.24% of patent filing during this period.
Beijing Shi, China
Patent: 43
Tokyo-to, Japan
Patent: 20
Shaanxi Sheng, China
Patent: 20
Kanagawa-ken, Japan
Patent: 20
Osaka-fu, Japan
Patent: 17
Tokyo-to, Japan
Patent: 16
Beijing Shi, China
Patent: 16
Hunan Sheng, China
Patent: 16
Shandong Sheng, China
Patent: 15
Hubei Sheng, China
Patent: 12
With the analysis among related 1,956 patents in last 5 years, we discover 200 new entrants. China United Network Communications Group Co., Ltd., Schenck RoTec GmbH, Shanghai Daqi Intelligent Technology Co., Ltd. are the most active new entrants in this area.
Beijing Shi, China
Patent: 8
Shanghai Shi, China
Patent: 5
Hubei Sheng, China
Patent: 4
Nordrhein-Westfalen, Germany
Patent: 4
Liaoning Sheng, China
Patent: 4
Shanghai Shi, China
Patent: 4
Jiangsu Sheng, China
Patent: 3
Liaoning Sheng, China
Patent: 3
With the analysis among 3,322 patents, we discovered top 252 universities and scientific research institutions by total patent application. Tsinghua University, Zhejiang University, Railway Technical Research Institute are dominant in this area. They take 5.87% of the total patent filing.
Beijing Shi, China
Patent: 55
Zhejiang Sheng, China
Patent: 52
Shanghai Shi, China
Patent: 35
Tianjin Shi, China
Patent: 35
Hunan Sheng, China
Patent: 34
Shaanxi Sheng, China
Patent: 34
Hubei Sheng, China
Patent: 32
Beijing Shi, China
Patent: 30
Shaanxi Sheng, China
Patent: 29