With the analysis among 191 patents, we discovered top 86 key players by total patent application. Toyota Motor Corp., Toppan, Inc., Siemens AG are dominant in this area. They take 13.61% of the total patent filing.
Tokyo-to, Japan
Patent: 12
Aichi-ken, Japan
Patent: 5
Minnesota, United States
Patent: 4
WELLINGTON, New Zealand
Patent: 4
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With the analysis among related 9 patents applied in the last 5 years. We discover 6 most active companies in this area. The fast-growing Yokogawa Electric Corp., Halliburton Energy Services, Inc., Hitachi Ltd. take 77.78% of patent filing during this period.
Texas, United States
Patent: 2
Zhejiang Sheng, China
Patent: 1
Zhejiang Sheng, China
Patent: 1
Traffic Control Technology Co., Ltd.
Beijing Shi, China
Patent: 1
With the analysis among related 9 patents in last 5 years, we discover 5 new entrants. Yokogawa Electric Corp., Halliburton Energy Services, Inc., Hangzhou Zhongheng Electric Co., Ltd. are the most active new entrants in this area.
Texas, United States
Patent: 2
Zhejiang Sheng, China
Patent: 1
Zhejiang Sheng, China
Patent: 1
Traffic Control Technology Co., Ltd.
Beijing Shi, China
Patent: 1
With the analysis among 6 patents, we discovered top 2 universities and scientific research institutions by total patent application.
Baden-Württemberg, Germany
Patent: 3