With the analysis among 1,541 patents, we discovered top 386 key players by total patent application. Aqua Metals, Inc., Resonac Holdings Corp., Furukawa Battery Co., Ltd. are dominant in this area. They take 10.25% of the total patent filing.
Kentucky, United States
Patent: 65
Chiba-ken, Japan
Patent: 47
Kanagawa-ken, Japan
Patent: 46
Osaka-fu, Japan
Patent: 46
Tokyo-to, Japan
Patent: 43
Kyoto-fu, Japan
Patent: 42
Kanagawa-ken, Japan
Patent: 41
Kyoto-fu, Japan
Patent: 35
Wisconsin, United States
Patent: 30
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With the analysis among related 221 patents applied in the last 5 years. We discover 108 most active companies in this area. The fast-growing Furukawa Battery Co., Ltd., Aqua Metals, Inc., Zhejiang University of Technology take 27.15% of patent filing during this period.
Kanagawa-ken, Japan
Patent: 30
Kentucky, United States
Patent: 21
Zhejiang Sheng, China
Patent: 9
Yunnan Sheng, China
Patent: 7
Guangdong Sheng, China
Patent: 5
Guangdong Sheng, China
Patent: 5
Shaanxi Sheng, China
Patent: 4
Jiangsu Sheng, China
Patent: 4
Jiangsu Sheng, China
Patent: 4
Shaanxi Sheng, China
Patent: 4
With the analysis among related 221 patents in last 5 years, we discover 80 new entrants. Guangdong Zhending Environmental Technology Co., Ltd., China Oxygen Technology (Guangzhou) Co., Ltd., Xi'an Jiaotong University are the most active new entrants in this area.
Guangdong Sheng, China
Patent: 5
Guangdong Sheng, China
Patent: 5
Shaanxi Sheng, China
Patent: 4
Jiangsu Sheng, China
Patent: 4
Shaanxi Sheng, China
Patent: 4
Shandong Sheng, China
Patent: 3
Liaoning Sheng, China
Patent: 3
Jiangsu Sheng, China
Patent: 2
Shandong Sheng, China
Patent: 2
Guangdong Sheng, China
Patent: 2
With the analysis among 313 patents, we discovered top 74 universities and scientific research institutions by total patent application. Zhejiang University of Technology, Kunming University of Science & Technology, Beijing University of Chemical Technology are dominant in this area. They take 21.09% of the total patent filing.
Zhejiang Sheng, China
Patent: 21
Yunnan Sheng, China
Patent: 16
Beijing Shi, China
Patent: 13
Jiangsu Sheng, China
Patent: 11
Jiangsu Sheng, China
Patent: 10
Hubei Sheng, China
Patent: 7
Shanghai Shi, China
Patent: 6
Shaanxi Sheng, China
Patent: 5
Jilin Sheng, China
Patent: 5