With the analysis among 48 patents, we discovered top 39 key players by total patent application. Hitachi Ltd., Kadri Medical Ltd, Shanghai Lifeng Creative Exhibition Co., Ltd. are dominant in this area. They take 22.92% of the total patent filing.
Shanghai Lifeng Creative Exhibition Co., Ltd.
Shanghai Shi, China
Patent: 3
International Business Machines Corp.
New York, United States
Patent: 2
State Grid Corp. of China
Beijing Shi, China
Patent: 2
Shenzhen Yuetong Construction Engineering Co. Ltd.
Guangdong Sheng, China
Patent: 2
Nanjing Guodian Nanzi Rail Transit Engineering Co., Ltd.
Jiangsu Sheng, China
Patent: 2
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With the analysis among related 25 patents applied in the last 5 years. We discover 21 most active companies in this area. The fast-growing Kadri Medical Ltd, Shenzhen Yuetong Construction Engineering Co. Ltd., Communication University of China take 24.00% of patent filing during this period.
Shenzhen Yuetong Construction Engineering Co. Ltd.
Guangdong Sheng, China
Patent: 2
Communication University of China
Beijing Shi, China
Patent: 1
Qingdao First Construction Group Co., Ltd.
Shandong Sheng, China
Patent: 1
Chinese Metallurgical Group Co., Ltd.
Anhui Sheng, China
Patent: 1
China Nuclear Power Engineering Co., Ltd.
Beijing Shi, China
Patent: 1
Nanjing Zhongde Protection Control System Co. Ltd.
Jiangsu Sheng, China
Patent: 1
NARI Technology Co., Ltd.
Jiangsu Sheng, China
Patent: 1
State Grid Henan Electric Power Company Economic and Technological Research Institute
Henan Sheng, China
Patent: 1
Shanghai Jiangong Sijian Group Co. Ltd.
Shanghai Shi, China
Patent: 1
With the analysis among related 25 patents in last 5 years, we discover 20 new entrants. Kadri Medical Ltd, Shenzhen Yuetong Construction Engineering Co. Ltd., Communication University of China are the most active new entrants in this area.
Shenzhen Yuetong Construction Engineering Co. Ltd.
Guangdong Sheng, China
Patent: 2
Communication University of China
Beijing Shi, China
Patent: 1
Qingdao First Construction Group Co., Ltd.
Shandong Sheng, China
Patent: 1
Chinese Metallurgical Group Co., Ltd.
Anhui Sheng, China
Patent: 1
China Nuclear Power Engineering Co., Ltd.
Beijing Shi, China
Patent: 1
Nanjing Zhongde Protection Control System Co. Ltd.
Jiangsu Sheng, China
Patent: 1
NARI Technology Co., Ltd.
Jiangsu Sheng, China
Patent: 1
State Grid Henan Electric Power Company Economic and Technological Research Institute
Henan Sheng, China
Patent: 1
Shanghai Jiangong Sijian Group Co. Ltd.
Shanghai Shi, China
Patent: 1
With the analysis among 7 patents, we discovered top 1 universities and scientific research institutions by total patent application.
Communication University of China
Beijing Shi, China
Patent: 1