With the analysis among 86,272 patents, we discovered top 478 key players by total patent application. TOSHIBA Corp., Matsushita Electronics Corp., Hitachi Ltd. are dominant in this area. They take 5.80% of the total patent filing.
Tokyo-to, Japan
Patent: 1,899
Osaka-fu, Japan
Patent: 1,698
Tokyo-to, Japan
Patent: 1,408
Osaka-fu, Japan
Patent: 676
Tokyo-to, Japan
Patent: 644
California, United States
Patent: 596
Mitsubishi Heavy Industries, Ltd.
Tokyo-to, Japan
Patent: 543
Fukuoka-ken, Japan
Patent: 529
With the analysis among 189 patents, we discovered top 69 start-ups by total patent application. Aisin KK, Englishco LLC, Beijing Zhimi Technology Co., Ltd. are active in this area.
Tokyo-to, Japan
Patent: 49
New York, United States
Patent: 14
Beijing Shi, China
Patent: 8
California, United States
Patent: 7
Beijing Shi, China
Patent: 4
Washington, United States
Patent: 4
Guangdong Sheng, China
Patent: 4
Utah, United States
Patent: 4
With the analysis among related 22,165 patents applied in the last 5 years. We discover 500 most active companies in this area. The fast-growing Hohai University, China Institute of Water Resources and Hydropower Research, Nanjing Hydraulic Research Institute take 2.02% of patent filing during this period.
Jiangsu Sheng, China
Patent: 199
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Patent: 149
Jiangsu Sheng, China
Patent: 99
Guangdong Sheng, China
Patent: 80
Beijing Shi, China
Patent: 78
Zhejiang Sheng, China
Patent: 70
Guizhou Sheng, China
Patent: 67
Guangdong Sheng, China
Patent: 66
Hubei Sheng, China
Patent: 64
Sichuan Sheng, China
Patent: 57
With the analysis among related 22,165 patents in last 5 years, we discover 90 new entrants. Guangdong Power Grid Co. Ltd., Hebei Geological Environment Monitoring Institute (Hebei Geological Disaster Emergency Technology Center, Hebei Geological Environment Monitoring Station), Xi'an Maxtor Electronic Technology Co., Ltd. are the most active new entrants in this area.
Guangdong Sheng, China
Patent: 23
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Patent: 20
Shaanxi Sheng, China
Patent: 15
Guangdong Sheng, China
Patent: 14
Sichuan Sheng, China
Patent: 14
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Patent: 11
Fujian Sheng, China
Patent: 10
Guangdong Sheng, China
Patent: 10
Henan Yellow River Hydrological Survey, Planning and Design Institute Co., Ltd.
Henan Sheng, China
Patent: 10
Beijing Shi, China
Patent: 9
With the analysis among 14,184 patents, we discovered top 290 universities and scientific research institutions by total patent application. Hohai University, Zhejiang University, Wuhan University are dominant in this area. They take 6.93% of the total patent filing.
Jiangsu Sheng, China
Patent: 533
Zhejiang Sheng, China
Patent: 176
Hubei Sheng, China
Patent: 168
Shandong Sheng, China
Patent: 126
Sichuan Sheng, China
Patent: 109
Hubei Sheng, China
Patent: 103
Shaanxi Sheng, China
Patent: 99
Shandong Sheng, China
Patent: 98
Tianjin Shi, China
Patent: 95
Anhui Sheng, China
Patent: 94