With the analysis among 7,500 patents, we discovered top 471 key players by total patent application. NEC Corp., Matsushita Electronics Corp., Hitachi Ltd. are dominant in this area. They take 11.07% of the total patent filing.
Tokyo-to, Japan
Patent: 302
Osaka-fu, Japan
Patent: 250
Tokyo-to, Japan
Patent: 196
Tokyo-to, Japan
Patent: 186
Tokyo-to, Japan
Patent: 169
Tokyo-to, Japan
Patent: 159
Tokyo-to, Japan
Patent: 139
Tokyo-to, Japan
Patent: 129
Tokyo-to, Japan
Patent: 101
Tokyo-to, Japan
Patent: 97
With the analysis among 20 patents, we discovered top 13 start-ups by total patent application. Diraq Pty Ltd., Aisin KK, Leadrive Technology Shanghai Co. Ltd. are active in this area.
New South Wales, Australia
Patent: 3
Shanghai Shi, China
Patent: 2
New South Wales, Australia
Patent: 2
New Jersey, United States
Patent: 2
California, United States
Patent: 1
Anhui Sheng, China
Patent: 1
Kolmostar Technology (Beijing) Co. Ltd.
Beijing Shi, China
Patent: 1
California, United States
Patent: 1
With the analysis among related 1,044 patents applied in the last 5 years. We discover 500 most active companies in this area. The fast-growing State Grid Corp. of China, Southeast University, TDK Corp. take 6.13% of patent filing during this period.
Beijing Shi, China
Patent: 24
Jiangsu Sheng, China
Patent: 21
Tokyo-to, Japan
Patent: 19
Sichuan Sheng, China
Patent: 18
Hubei Sheng, China
Patent: 15
Sichuan Sheng, China
Patent: 12
Zhejiang Sheng, China
Patent: 11
Shaanxi Sheng, China
Patent: 10
Tianjin Shi, China
Patent: 10
California, United States
Patent: 10
With the analysis among related 1,044 patents in last 5 years, we discover 335 new entrants. State Grid Jiangxi Electric Power Co., Ltd. Electric Power Research Institute, Hangzhou Dianzi University Fuyang Electronic Information Research Institute Co., Ltd., Boston Scientific Scimed, Inc. are the most active new entrants in this area.
Jiangxi Sheng, China
Patent: 8
Zhejiang Sheng, China
Patent: 7
Minnesota, United States
Patent: 7
Guangdong Sheng, China
Patent: 5
Shandong Sheng, China
Patent: 5
Sichuan Sheng, China
Patent: 5
Shanghai Shi, China
Patent: 4
Ohio, United States
Patent: 4
With the analysis among 1,248 patents, we discovered top 211 universities and scientific research institutions by total patent application. Southeast University, University of Electronic Science & Technology of China, Huazhong University of Science & Technology are dominant in this area. They take 13.38% of the total patent filing.
Jiangsu Sheng, China
Patent: 76
Sichuan Sheng, China
Patent: 58
Hubei Sheng, China
Patent: 33
Beijing Shi, China
Patent: 30
New Hampshire, United States
Patent: 28
Tianjin Shi, China
Patent: 23
Heilongjiang Sheng, China
Patent: 19
Zhejiang Sheng, China
Patent: 18
Guangdong Sheng, China
Patent: 18
Shaanxi Sheng, China
Patent: 18