With the analysis among 134 patents, we discovered top 92 key players by total patent application. General Electric Co., Imperial Chemical Industries Ltd., Hughes Aircraft Co. are dominant in this area. They take 16.42% of the total patent filing.
Massachusetts, United States
Patent: 10
California, United States
Patent: 4
Illinois, United States
Patent: 3
California, United States
Patent: 3
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Patent: 3
Zuid-Holland, Netherlands
Patent: 3
New York, United States
Patent: 2
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With the analysis among related 57 patents applied in the last 5 years. We discover 54 most active companies in this area. The fast-growing Caterpillar, Inc., Goznak, China Railway Siyuan Survey & Design Group Co., Ltd. take 14.04% of patent filing during this period.
Illinois, United States
Patent: 3
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Patent: 3
Hubei Sheng, China
Patent: 2
Chongqing Shi, China
Patent: 2
Guizhou Sheng, China
Patent: 2
Fujian Sheng, China
Patent: 2
Zhejiang Sheng, China
Patent: 1
Jiangsu Sheng, China
Patent: 1
With the analysis among related 57 patents in last 5 years, we discover 50 new entrants. Caterpillar, Inc., Goznak, China Railway Siyuan Survey & Design Group Co., Ltd. are the most active new entrants in this area.
Illinois, United States
Patent: 3
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Patent: 3
Hubei Sheng, China
Patent: 2
Chongqing Shi, China
Patent: 2
Guizhou Sheng, China
Patent: 2
Fujian Sheng, China
Patent: 2
Zhejiang Sheng, China
Patent: 1
Jiangsu Sheng, China
Patent: 1
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Patent: 1
With the analysis among 38 patents, we discovered top 23 universities and scientific research institutions by total patent application. University of Grenoble, Korea Institute of Science & Technology, Chongqing University are dominant in this area. They take 15.79% of the total patent filing.
Chongqing Shi, China
Patent: 2
Guangdong Sheng, China
Patent: 1
Shandong Sheng, China
Patent: 1
Connecticut, United States
Patent: 1
Puerto Rico, United States
Patent: 1
Shanghai Shi, China
Patent: 1
Hunan Sheng, China
Patent: 1
Basel-Stadt, Switzerland
Patent: 1