With the analysis among 233 patents, we discovered top 131 key players by total patent application. NEC Corp., Petróleo Brasileiro SA, Seiko Epson Corp. are dominant in this area. They take 8.15% of the total patent filing.
Rio de Janeiro, Brazil
Patent: 6
Nagano-ken, Japan
Patent: 6
California, United States
Patent: 4
Guangdong Sheng, China
Patent: 4
Seoul, South Korea
Patent: 4
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With the analysis among related 26 patents applied in the last 5 years. We discover 22 most active companies in this area. The fast-growing Petróleo Brasileiro SA, LS Electric Co., Ltd., AGH University of Science & Technology take 34.62% of patent filing during this period.
Rio de Janeiro, Brazil
Patent: 5
Gyeonggi-do, South Korea
Patent: 3
AGH University of Science & Technology
Beijing Shi, China
Patent: 1
Hebei Sheng, China
Patent: 1
Anhui Sheng, China
Patent: 1
Shanghai Shi, China
Patent: 1
Jiangsu Sheng, China
Patent: 1
With the analysis among related 26 patents in last 5 years, we discover 18 new entrants. LS Electric Co., Ltd., AGH University of Science & Technology, Huaneng Clean Energy Research Institute are the most active new entrants in this area.
Gyeonggi-do, South Korea
Patent: 3
AGH University of Science & Technology
Beijing Shi, China
Patent: 1
Hebei Sheng, China
Patent: 1
Anhui Sheng, China
Patent: 1
Shanghai Shi, China
Patent: 1
Jiangsu Sheng, China
Patent: 1
Jiangsu Sheng, China
Patent: 1
With the analysis among 23 patents, we discovered top 9 universities and scientific research institutions by total patent application. Changchun Institute of Optics Fine Mechanics & Physics, University Of Jinan, University of Warsaw are dominant in this area. They take 30.43% of the total patent filing.
Shandong Sheng, China
Patent: 2
Mazowieckie, Poland
Patent: 1
Shanghai Shi, China
Patent: 1
Shanghai Shi, China
Patent: 1
Guangdong Sheng, China
Patent: 1
AGH University of Science & Technology
Jilin Sheng, China
Patent: 1
Jiangsu Sheng, China
Patent: 1