With the analysis among 3,069 patents, we discovered top 482 key players by total patent application. Toa, Inc., Franz Plasser Bahnbaumaschinen Industriegesellschaft mbH, Mitsubishi Heavy Industries, Ltd. are dominant in this area. They take 2.48% of the total patent filing.
Hokkaido, Japan
Patent: 29
Mitsubishi Heavy Industries, Ltd.
Tokyo-to, Japan
Patent: 22
Jiangsu Sheng, China
Patent: 21
Yamanashi-ken, Japan
Patent: 19
Tokyo-to, Japan
Patent: 18
Guizhou Sheng, China
Patent: 16
Osaka-fu, Japan
Patent: 14
Tokyo-to, Japan
Patent: 11
Anhui Sheng, China
Patent: 11
With the analysis among 1 patents, we discovered top 1 start-ups by total patent application.
California, United States
Patent: 1
With the analysis among related 1,439 patents applied in the last 5 years. We discover 500 most active companies in this area. The fast-growing Powerchina Guiyang Engineering Corp. Ltd., China Railway No. 3 Engineering Group Co., Ltd., Chongqing Blues Urban Landscape Planning & Design Co., Ltd. take 1.74% of patent filing during this period.
Guizhou Sheng, China
Patent: 12
Shanxi Sheng, China
Patent: 7
Chongqing Shi, China
Patent: 6
Shaanxi Sheng, China
Patent: 6
Shanghai Shi, China
Patent: 6
Sichuan Sheng, China
Patent: 6
Tianjin Shi, China
Patent: 5
Beijing Shi, China
Patent: 5
Anhui Sheng, China
Patent: 5
Sichuan Sheng, China
Patent: 5
With the analysis among related 1,439 patents in last 5 years, we discover 405 new entrants. Chongqing Blues Urban Landscape Planning & Design Co., Ltd., Southwest University of Science & Technology, Hebei Water Conservancy and Hydropower Survey, Design and Research Institute Group Co., Ltd. are the most active new entrants in this area.
Chongqing Shi, China
Patent: 6
Sichuan Sheng, China
Patent: 6
Tianjin Shi, China
Patent: 5
Sichuan Sheng, China
Patent: 5
Hebei Sheng, China
Patent: 4
Beijing Shi, China
Patent: 4
Beijing Shi, China
Patent: 4
Guangdong Sheng, China
Patent: 4
Jiangsu Sheng, China
Patent: 4
Shanghai Shi, China
Patent: 4
With the analysis among 543 patents, we discovered top 144 universities and scientific research institutions by total patent application. Tongji University, Chang'an University, Shandong University of Science & Technology are dominant in this area. They take 7.18% of the total patent filing.
Shanghai Shi, China
Patent: 12
Shaanxi Sheng, China
Patent: 12
Shandong Sheng, China
Patent: 9
Guizhou Sheng, China
Patent: 7
Jiangsu Sheng, China
Patent: 7
Shandong Sheng, China
Patent: 6
Hunan Sheng, China
Patent: 6
Vilniaus apskritis, Lithuania
Patent: 6
Sichuan Sheng, China
Patent: 6
Jiangsu Sheng, China
Patent: 6