With the analysis among 136,724 patents, we discovered top 489 key players by total patent application. Hitachi Ltd., Matsushita Electronics Corp., Toyota Motor Corp. are dominant in this area. They take 4.10% of the total patent filing.
Tokyo-to, Japan
Patent: 2,177
Matsushita Electronics Corp.
Osaka-fu, Japan
Patent: 1,846
Tokyo-to, Japan
Patent: 1,588
Tokyo-to, Japan
Patent: 1,239
Aichi-ken, Japan
Patent: 1,206
Mitsubishi Electric Corp.
Tokyo-to, Japan
Patent: 1,203
Baden-Württemberg, Germany
Patent: 1,195
Mitsubishi Heavy Industries, Ltd.
Tokyo-to, Japan
Patent: 1,079
Halliburton Energy Services, Inc.
Texas, United States
Patent: 887
Fukushima-ken, Japan
Patent: 829
With the analysis among 424 patents, we discovered top 125 start-ups by total patent application. Aisin KK, M-I LLC, Chart, Inc. are active in this area.
Tokyo-to, Japan
Patent: 145
Texas, United States
Patent: 31
California, United States
Patent: 16
SZ DJI Technology Co., Ltd.
Guangdong Sheng, China
Patent: 13
Intarcia Therapeutics, Inc.
California, United States
Patent: 10
California, United States
Patent: 10
Massachusetts, United States
Patent: 8
New York, United States
Patent: 8
Beijing Baidu Netcom Science & Technology Co., Ltd.
Beijing Shi, China
Patent: 6
With the analysis among related 13,906 patents applied in the last 5 years. We discover 500 most active companies in this area. The fast-growing PetroChina Co., Ltd., China Institute of Water Resources and Hydropower Research, Hohai University take 1.67% of patent filing during this period.
Beijing Shi, China
Patent: 92
China Institute of Water Resources and Hydropower Research
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Patent: 73
Jiangsu Sheng, China
Patent: 67
Gree Electric Appliances, Inc. of Zhuhai
Guangdong Sheng, China
Patent: 62
Southwest Petroleum University
Sichuan Sheng, China
Patent: 60
Xi'an Jiaotong University
Shaanxi Sheng, China
Patent: 51
Tianjin Shi, China
Patent: 45
China National Petroleum Corp.
Beijing Shi, China
Patent: 44
Tokyo-to, Japan
Patent: 42
Xi'an Thermal Power Research Institute Co., Ltd.
Shaanxi Sheng, China
Patent: 41
With the analysis among related 13,906 patents in last 5 years, we discover 47 new entrants. Tianjin Tianda Taihe Automatic Control Instrument Technology Co., Ltd., Dalian Yuanshi Electromechanical Technology Co., Ltd., Yangtse River Water Conservancy Committee Shuiwen Bureau are the most active new entrants in this area.
Tianjin Tianda Taihe Automatic Control Instrument Technology Co., Ltd.
Tianjin Shi, China
Patent: 10
Dalian Yuanshi Electromechanical Technology Co., Ltd.
Liaoning Sheng, China
Patent: 10
Yangtse River Water Conservancy Committee Shuiwen Bureau
Zhengzhou Zhonglin Intelligent Technology Co., Ltd.
Henan Sheng, China
Patent: 8
Qingdao Jinlong Hongye Environmental Protection Co., Ltd.
Shandong Sheng, China
Patent: 7
Zhejiang Qinghuan Smart Technology Co., Ltd.
Zhejiang Sheng, China
Patent: 7
Guangzhou Instrument Control Automation Instrument Co., Ltd.
Guangdong Sheng, China
Patent: 7
Chongqing Jinyue Water Co., Ltd.
Chongqing Shi, China
Patent: 6
Zhejiang University Shandong Industrial Technology Research Institute
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Patent: 6
With the analysis among 17,061 patents, we discovered top 271 universities and scientific research institutions by total patent application. Zhejiang University, Hohai University, Xi'an Jiaotong University are dominant in this area. They take 4.81% of the total patent filing.
Zhejiang Sheng, China
Patent: 367
Jiangsu Sheng, China
Patent: 236
Xi'an Jiaotong University
Shaanxi Sheng, China
Patent: 217
Southwest Petroleum University
Sichuan Sheng, China
Patent: 201
Beijing Shi, China
Patent: 197
China University of Mining & Technology
Jiangsu Sheng, China
Patent: 182
Jiangsu Sheng, China
Patent: 179
Tianjin Shi, China
Patent: 171
North China Electric Power University
Beijing Shi, China
Patent: 142
South China University of Technology
Guangdong Sheng, China
Patent: 139