With the analysis among 65 patents, we discovered top 31 key players by total patent application. Hitachi Ltd., 3M Innovative Properties Co., 3M Co. are dominant in this area. They take 32.31% of the total patent filing.
Tokyo-to, Japan
Patent: 10
Minnesota, United States
Patent: 7
Minnesota, United States
Patent: 4
Jeollabuk-do, South Korea
Patent: 3
Hyogo-ken, Japan
Patent: 2
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With the analysis among related 20 patents applied in the last 5 years. We discover 14 most active companies in this area. The fast-growing Shandong University, Nanjing University of Posts & Telecommunications, Hunan Rare Earth Metal Materials Research Institute Co., Ltd. take 15.00% of patent filing during this period.
Shandong Sheng, China
Patent: 1
Nanjing University of Posts & Telecommunications
Jiangsu Sheng, China
Patent: 1
Hunan Sheng, China
Patent: 1
Anhui Sheng, China
Patent: 1
Guangdong Sheng, China
Patent: 1
Beijing Shi, China
Patent: 1
Tianjin Shi, China
Patent: 1
Shanghai Shi, China
Patent: 1
Nagano-ken, Japan
Patent: 1
With the analysis among related 20 patents in last 5 years, we discover 11 new entrants. Beijing Jiaotong University, Fudan University, Shandong University are the most active new entrants in this area.
Beijing Shi, China
Patent: 1
Shanghai Shi, China
Patent: 1
Shandong Sheng, China
Patent: 1
Nanjing University of Posts & Telecommunications
Jiangsu Sheng, China
Patent: 1
Shanghai Shi, China
Patent: 1
Hunan Sheng, China
Patent: 1
Brussels Hoofdstedelijk Gewest, Belgium
Patent: 1
Anhui Sheng, China
Patent: 1
Guangdong Sheng, China
Patent: 1
With the analysis among 31 patents, we discovered top 14 universities and scientific research institutions by total patent application. Shinshu University, Nankai University, Sun Yat-Sen University are dominant in this area. They take 19.35% of the total patent filing.
Nagano-ken, Japan
Patent: 2
Tianjin Shi, China
Patent: 2
Guangdong Sheng, China
Patent: 1
Shandong Sheng, China
Patent: 1
Sichuan Sheng, China
Patent: 1
Shanghai Shi, China
Patent: 1
Beijing Shi, China
Patent: 1
Beijing Shi, China
Patent: 1
Heilongjiang Sheng, China
Patent: 1
Taiwan Province, China
Patent: 1