With the analysis among 4,560 patents, we discovered top 489 key players by total patent application. Sumitomo Riko Co. Ltd., Mitsui Chemicals, Inc., Kaneka Corp. are dominant in this area. They take 11.18% of the total patent filing.
Aichi-ken, Japan
Patent: 212
Tokyo-to, Japan
Patent: 193
Tokyo-to, Japan
Patent: 105
Tokyo-to, Japan
Patent: 88
Tokyo-to, Japan
Patent: 86
Tokyo-to, Japan
Patent: 82
Tokyo-to, Japan
Patent: 63
Tokyo-to, Japan
Patent: 52
With the analysis among 13 patents, we discovered top 2 start-ups by total patent application.
Gyeonggi-do, South Korea
Patent: 12
Guangdong Sheng, China
Patent: 1
With the analysis among related 1,278 patents applied in the last 5 years. We discover 500 most active companies in this area. The fast-growing Sumitomo Riko Co. Ltd., Toyota Motor Corp., Carl Freudenberg KG take 11.66% of patent filing during this period.
Aichi-ken, Japan
Patent: 102
Tokyo-to, Japan
Patent: 24
Tokyo-to, Japan
Patent: 14
Baden-Württemberg, Germany
Patent: 13
Tokyo-to, Japan
Patent: 12
Tokyo-to, Japan
Patent: 11
Tokyo-to, Japan
Patent: 10
Hunan Sheng, China
Patent: 9
With the analysis among related 1,278 patents in last 5 years, we discover 427 new entrants. Huawei Technologies Co., Ltd., Chongqing Hongfei Electric Co., Ltd., Zhuzhou Mingyang Rubber & Plastic Co., Ltd. are the most active new entrants in this area.
Guangdong Sheng, China
Patent: 7
Chongqing Shi, China
Patent: 6
Hunan Sheng, China
Patent: 6
Tamil Nadu, India
Patent: 5
Jiangsu Sheng, China
Patent: 5
Hunan Sheng, China
Patent: 4
Zhejiang Sheng, China
Patent: 4
With the analysis among 164 patents, we discovered top 76 universities and scientific research institutions by total patent application. Tohoku University, Beijing University of Chemical Technology, Railway Technical Research Institute are dominant in this area. They take 6.10% of the total patent filing.
Miyagi-ken, Japan
Patent: 3
Beijing Shi, China
Patent: 3
Shandong Sheng, China
Patent: 3
Sichuan Sheng, China
Patent: 2
Hiroshima-ken, Japan
Patent: 2
Nagano-ken, Japan
Patent: 2
Shaanxi Sheng, China
Patent: 2
Zhejiang Sheng, China
Patent: 2
Heilongjiang Sheng, China
Patent: 2