With the analysis among 871 patents, we discovered top 363 key players by total patent application. Toyota Motor Corp., Matsushita Electronics Corp., Hitachi Ltd. are dominant in this area. They take 12.97% of the total patent filing.
Tokyo-to, Japan
Patent: 44
Matsushita Electronics Corp.
Osaka-fu, Japan
Patent: 40
Tokyo-to, Japan
Patent: 29
Tokyo-to, Japan
Patent: 20
Sumitomo Electric Industries Ltd.
Osaka-fu, Japan
Patent: 19
Osaka-fu, Japan
Patent: 15
Sumitomo Metal Mining Co. Ltd.
Tokyo-to, Japan
Patent: 13
Tokyo-to, Japan
Patent: 13
With the analysis among 2 patents, we discovered top 1 start-ups by total patent application.
With the analysis among related 342 patents applied in the last 5 years. We discover 222 most active companies in this area. The fast-growing Toyota Motor Corp., Toyota Tsusho, Kwansei Gakuin Educational Foundation take 12.87% of patent filing during this period.
Tokyo-to, Japan
Patent: 18
Kwansei Gakuin Educational Foundation
Beijing Shi, China
Patent: 8
Chang Chun PetroChemical Co., Ltd.
Taiwan Province, China
Patent: 7
Baotou Rare Earth Research Institute
Nei Mongol Zizhiqu, China
Patent: 7
Beijing Shougang Co., Ltd.
Beijing Shi, China
Patent: 6
Fukushima-ken, Japan
Patent: 6
With the analysis among related 342 patents in last 5 years, we discover 181 new entrants. Kwansei Gakuin Educational Foundation, Toyota Tsusho, Chang Chun PetroChemical Co., Ltd. are the most active new entrants in this area.
Kwansei Gakuin Educational Foundation
Chang Chun PetroChemical Co., Ltd.
Taiwan Province, China
Patent: 7
Baotou Rare Earth Research Institute
Nei Mongol Zizhiqu, China
Patent: 7
Beijing Shougang Co., Ltd.
Beijing Shi, China
Patent: 6
New York, United States
Patent: 6
Aichi-ken, Japan
Patent: 5
Nagoya Institute of Technology
Aichi-ken, Japan
Patent: 5
Jiangsu Sheng, China
Patent: 5
China Energy Investment Corp., Ltd.
Beijing Shi, China
Patent: 5
With the analysis among 208 patents, we discovered top 80 universities and scientific research institutions by total patent application. Tsinghua University, Harbin Institute of Technology, Central South University are dominant in this area. They take 16.35% of the total patent filing.
Beijing Shi, China
Patent: 8
Harbin Institute of Technology
Heilongjiang Sheng, China
Patent: 6
Hunan Sheng, China
Patent: 5
Zhejiang Sheng, China
Patent: 5
Nagoya Institute of Technology
Aichi-ken, Japan
Patent: 5
Beijing Shi, China
Patent: 4
Japan Advanced Institute of Science & Technology
Ishikawa-ken, Japan
Patent: 4
Anhui University of Technology
Anhui Sheng, China
Patent: 4
Hebei Sheng, China
Patent: 4
Shandong Sheng, China
Patent: 3