With the analysis among 203 patents, we discovered top 109 key players by total patent application. The NOCO Co., State Grid Corp. of China, Dr. Ing. h.c. F. Porsche AG are dominant in this area. They take 24.14% of the total patent filing.
Ohio, United States
Patent: 20
Beijing Shi, China
Patent: 19
Dr. Ing. h.c. F. Porsche AG
Baden-Württemberg, Germany
Patent: 10
GM Global Technology Operations LLC
Michigan, United States
Patent: 10
Zhejiang Sheng, China
Patent: 7
Massachusetts, United States
Patent: 6
Nordrhein-Westfalen, Germany
Patent: 5
Illinois, United States
Patent: 4
Baden-Württemberg, Germany
Patent: 4
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With the analysis among related 187 patents applied in the last 5 years. We discover 87 most active companies in this area. The fast-growing The NOCO Co., State Grid Corp. of China, Dr. Ing. h.c. F. Porsche AG take 22.46% of patent filing during this period.
Ohio, United States
Patent: 20
Beijing Shi, China
Patent: 12
Dr. Ing. h.c. F. Porsche AG
Baden-Württemberg, Germany
Patent: 10
GM Global Technology Operations LLC
Michigan, United States
Patent: 10
Zhejiang Sheng, China
Patent: 7
Tianjin Shi, China
Patent: 6
Shanghai University of Electric Power
Shanghai Shi, China
Patent: 6
Beijing Shi, China
Patent: 6
Nordrhein-Westfalen, Germany
Patent: 5
Hubei Sheng, China
Patent: 4
With the analysis among related 187 patents in last 5 years, we discover 73 new entrants. The NOCO Co., Dr. Ing. h.c. F. Porsche AG, GM Global Technology Operations LLC are the most active new entrants in this area.
Ohio, United States
Patent: 20
Dr. Ing. h.c. F. Porsche AG
Baden-Württemberg, Germany
Patent: 10
GM Global Technology Operations LLC
Michigan, United States
Patent: 10
Zhejiang Sheng, China
Patent: 7
Shanghai University of Electric Power
Shanghai Shi, China
Patent: 6
Nordrhein-Westfalen, Germany
Patent: 5
Hubei Sheng, China
Patent: 4
Illinois, United States
Patent: 4
Hubei Sheng, China
Patent: 4
Jiangsu Sheng, China
Patent: 3
With the analysis among 67 patents, we discovered top 25 universities and scientific research institutions by total patent application. Tianjin University, Shanghai University of Electric Power, Southeast University are dominant in this area. They take 32.84% of the total patent filing.
Tianjin Shi, China
Patent: 10
Shanghai University of Electric Power
Shanghai Shi, China
Patent: 6
Jiangsu Sheng, China
Patent: 4
Zhejiang Sheng, China
Patent: 3
Beijing Jiaotong University
Beijing Shi, China
Patent: 3
Jiangsu Sheng, China
Patent: 3
Shandong Sheng, China
Patent: 2
North China Electric Power University
Beijing Shi, China
Patent: 2
Shanghai Shi, China
Patent: 1