With the analysis among 228 patents, we discovered top 113 key players by total patent application. Delta Electronics, Inc., Mitsubishi Electric Corp., Westinghouse Brake & Signal Co. Ltd. are dominant in this area. They take 21.93% of the total patent filing.
Taiwan Province, China
Patent: 20
Mitsubishi Electric Corp.
Tokyo-to, Japan
Patent: 18
Westinghouse Brake & Signal Co. Ltd.
International Rectifier Corp.
California, United States
Patent: 11
Infineon Technologies Americas Corp.
California, United States
Patent: 6
Ohio, United States
Patent: 5
Matsushita Electronics Corp.
Eaton Power Quality Corp.
North Carolina, United States
Patent: 4
Vaud, Switzerland
Patent: 4
Origin Electric Co., Ltd.
With the analysis among 1 patents, we discovered top 1 start-ups by total patent application.
Shenzhen Wicue Optoelectronics Co. Ltd.
Guangdong Sheng, China
Patent: 1
With the analysis among related 66 patents applied in the last 5 years. We discover 44 most active companies in this area. The fast-growing Delta Electronics, Inc., Shanghai Tuituo Technology Co., Ltd., Logitech Europe SA take 21.21% of patent filing during this period.
Taiwan Province, China
Patent: 6
Shanghai Tuituo Technology Co., Ltd.
Shanghai Shi, China
Patent: 4
Vaud, Switzerland
Patent: 4
Jiangsu Baolijie Environmental Technology Co., Ltd.
Jiangsu Sheng, China
Patent: 3
Syddanmark, Denmark
Patent: 2
Chongqing Shi, China
Patent: 2
Nanchang Dudi Electronic Technology Co., Ltd.
Jiangxi Sheng, China
Patent: 2
China University of Mining & Technology (Beijing)
Beijing Shi, China
Patent: 2
Shenzhen Gaoyi Intelligent Electric Co., Ltd.
Guangdong Sheng, China
Patent: 2
Harbin University of Science & Technology
Heilongjiang Sheng, China
Patent: 2
With the analysis among related 66 patents in last 5 years, we discover 39 new entrants. Shanghai Tuituo Technology Co., Ltd., Logitech Europe SA, Jiangsu Baolijie Environmental Technology Co., Ltd. are the most active new entrants in this area.
Shanghai Tuituo Technology Co., Ltd.
Shanghai Shi, China
Patent: 4
Vaud, Switzerland
Patent: 4
Jiangsu Baolijie Environmental Technology Co., Ltd.
Jiangsu Sheng, China
Patent: 3
Syddanmark, Denmark
Patent: 2
Chongqing Shi, China
Patent: 2
Nanchang Dudi Electronic Technology Co., Ltd.
Jiangxi Sheng, China
Patent: 2
China University of Mining & Technology (Beijing)
Beijing Shi, China
Patent: 2
Shenzhen Gaoyi Intelligent Electric Co., Ltd.
Guangdong Sheng, China
Patent: 2
Harbin University of Science & Technology
Heilongjiang Sheng, China
Patent: 2
China Three Gorges University
Hubei Sheng, China
Patent: 2
With the analysis among 41 patents, we discovered top 16 universities and scientific research institutions by total patent application. Nanjing University of Aeronautics & Astronautics, National Chiao Tung University, Beijing Information Science & Technology University are dominant in this area. They take 19.51% of the total patent filing.
Nanjing University of Aeronautics & Astronautics
Jiangsu Sheng, China
Patent: 4
National Chiao Tung University
Taiwan Province, China
Patent: 2
Beijing Information Science & Technology University
Beijing Shi, China
Patent: 2
Harbin University of Science & Technology
Heilongjiang Sheng, China
Patent: 2
China Three Gorges University
Hubei Sheng, China
Patent: 2
Chongqing Shi, China
Patent: 2
China University of Mining & Technology (Beijing)
Beijing Shi, China
Patent: 2
South China University of Technology
Guangdong Sheng, China
Patent: 1
Northwestern Polytechnical University
Shaanxi Sheng, China
Patent: 1
Anhui University of Technology
Anhui Sheng, China
Patent: 1