With the analysis among 1,477 patents, we discovered top 162 key players by total patent application. SANYO Electric Co., Ltd., Matsushita Electronics Corp., Toyota Motor Corp. are dominant in this area. They take 41.77% of the total patent filing.
California, United States
Patent: 389
Osaka-fu, Japan
Patent: 140
Tokyo-to, Japan
Patent: 88
Tokyo-to, Japan
Patent: 77
Tokyo-to, Japan
Patent: 73
Tokyo-to, Japan
Patent: 54
Kyoto-fu, Japan
Patent: 39
Tokyo-to, Japan
Patent: 37
Tokyo-to, Japan
Patent: 31
Kyoto-fu, Japan
Patent: 30
With the analysis among 2 patents, we discovered top 1 start-ups by total patent application.
With the analysis among related 87 patents applied in the last 5 years. We discover 31 most active companies in this area. The fast-growing FDK Corp., Clean Planet Inc, Toyota Motor Corp. take 43.68% of patent filing during this period.
Tokyo-to, Japan
Patent: 17
Shizuoka-ken, Japan
Patent: 6
Aichi-ken, Japan
Patent: 4
With the analysis among related 87 patents in last 5 years, we discover 15 new entrants. Shimizu Corp., Iwatani Corp., Kyushu University are the most active new entrants in this area.
Fukuoka-ken, Japan
Patent: 2
Hunan Sheng, China
Patent: 2
Jiangsu Sheng, China
Patent: 2
With the analysis among 88 patents, we discovered top 23 universities and scientific research institutions by total patent application. Tokai University, Hiroshima University, Shanghai University are dominant in this area. They take 52.27% of the total patent filing.
Hiroshima-ken, Japan
Patent: 3
Shanghai Shi, China
Patent: 3
Jilin Sheng, China
Patent: 2
Fukuoka-ken, Japan
Patent: 2
Liaoning Sheng, China
Patent: 2
Jiangxi Sheng, China
Patent: 2
Tianjin Shi, China
Patent: 2