With the analysis among 6,303 patents, we discovered top 478 key players by total patent application. Toyota Motor Corp., Isuzu Motors Ltd., International Business Machines Corp. are dominant in this area. They take 6.52% of the total patent filing.
Tokyo-to, Japan
Patent: 219
Tokyo-to, Japan
Patent: 97
New York, United States
Patent: 95
Beijing Shi, China
Patent: 74
Massachusetts, United States
Patent: 59
Shizuoka-ken, Japan
Patent: 59
Indiana, United States
Patent: 56
GM Global Technology Operations LLC
Michigan, United States
Patent: 46
With the analysis among 72 patents, we discovered top 30 start-ups by total patent application. ARxIUM, Inc., QunaSys Inc, CelgenTek Ltd. are active in this area.
Illinois, United States
Patent: 11
Shanghai Shi, China
Patent: 5
Texas, United States
Patent: 3
Audio Fusion Systems, Inc.
Texas, United States
Patent: 3
Maharashtra, India
Patent: 2
With the analysis among related 1,012 patents applied in the last 5 years. We discover 500 most active companies in this area. The fast-growing State Grid Corp. of China, Toyota Motor Corp., Tsinghua University take 7.51% of patent filing during this period.
Beijing Shi, China
Patent: 35
Tokyo-to, Japan
Patent: 21
Beijing Shi, China
Patent: 20
Jilin Sheng, China
Patent: 13
Zhejiang Sheng, China
Patent: 11
Hunan Sheng, China
Patent: 10
Hunan Sheng, China
Patent: 9
Shanghai Shi, China
Patent: 9
With the analysis among related 1,012 patents in last 5 years, we discover 328 new entrants. BP Exploration Operating Co. Ltd., Zhejiang Geely Holding Group Co., Ltd., State Grid Hunan Electric Power Co., Ltd. Electric Power Research Institute are the most active new entrants in this area.
Zhejiang Sheng, China
Patent: 11
Hunan Sheng, China
Patent: 9
Shandong Sheng, China
Patent: 9
Ohio, United States
Patent: 7
Guangdong Sheng, China
Patent: 6
California, United States
Patent: 6
California, United States
Patent: 6
With the analysis among 1,110 patents, we discovered top 242 universities and scientific research institutions by total patent application. Tsinghua University, Jilin University, Jiangsu University of Technology are dominant in this area. They take 9.73% of the total patent filing.
Beijing Shi, China
Patent: 36
Jilin Sheng, China
Patent: 27
Jiangsu Sheng, China
Patent: 22
Zhejiang Sheng, China
Patent: 21
Beijing Shi, China
Patent: 18
Beijing Shi, China
Patent: 15
Jiangsu Sheng, China
Patent: 14
Shanghai Shi, China
Patent: 13
Shaanxi Sheng, China
Patent: 13