With the analysis among 379 patents, we discovered top 219 key players by total patent application. State Grid Corp. of China, NGK Insulators, Ltd., Owens-Brockway Glass Container, Inc. are dominant in this area. They take 14.25% of the total patent filing.
State Grid Corp. of China
Beijing Shi, China
Patent: 31
Aichi-ken, Japan
Patent: 14
Owens-Brockway Glass Container, Inc.
Ohio, United States
Patent: 9
International Business Machines Corp.
New York, United States
Patent: 8
Mitsubishi Electric Corp.
Henan Sheng, China
Patent: 6
China Southern Power Grid Research Institute Co., Ltd.
Guangdong Sheng, China
Patent: 6
California, United States
Patent: 5
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With the analysis among related 57 patents applied in the last 5 years. We discover 42 most active companies in this area. The fast-growing State Grid Corp. of China, Electric Power Research Institute of Ultra High Voltage Transmission Company of China Southern Power Grid Co., Ltd, ABB Group take 26.32% of patent filing during this period.
State Grid Corp. of China
Beijing Shi, China
Patent: 6
Electric Power Research Institute of Ultra High Voltage Transmission Company of China Southern Power Grid Co., Ltd
Guangdong Sheng, China
Patent: 5
Semiconductor Energy Laboratory Co., Ltd.
Kanagawa-ken, Japan
Patent: 3
Beijing Hengchangtai Construction Engineering Co., Ltd.
Beijing Shi, China
Patent: 2
Xi'an Jiaotong University
Shaanxi Sheng, China
Patent: 2
Jurong Kite Electric Appliance Co., Ltd.
Jiangsu Sheng, China
Patent: 2
Qingzhou City Liwang Power Technology Co. Ltd.
Shandong Sheng, China
Patent: 2
Shenzhen Graduate School of Tsinghua University
California, United States
Patent: 2
With the analysis among related 57 patents in last 5 years, we discover 32 new entrants. Electric Power Research Institute of Ultra High Voltage Transmission Company of China Southern Power Grid Co., Ltd, ABB Group, Beijing Hengchangtai Construction Engineering Co., Ltd. are the most active new entrants in this area.
Electric Power Research Institute of Ultra High Voltage Transmission Company of China Southern Power Grid Co., Ltd
Guangdong Sheng, China
Patent: 5
Beijing Hengchangtai Construction Engineering Co., Ltd.
Beijing Shi, China
Patent: 2
Jurong Kite Electric Appliance Co., Ltd.
Jiangsu Sheng, China
Patent: 2
Shenzhen Graduate School of Tsinghua University
California, United States
Patent: 2
State Grid Hunan Electric Power Co., Ltd. Electric Power Research Institute
Hunan Sheng, China
Patent: 2
Jiangsu Shemar Electric Co., Ltd.
Jiangsu Sheng, China
Patent: 2
Jiangsu Electric Power Co.
Jiangsu Sheng, China
Patent: 2
Jiangsu Sheng, China
Patent: 2
With the analysis among 57 patents, we discovered top 15 universities and scientific research institutions by total patent application. Xi'an Jiaotong University, South China University of Technology, Tsinghua University are dominant in this area. They take 33.33% of the total patent filing.
Xi'an Jiaotong University
Shaanxi Sheng, China
Patent: 3
South China University of Technology
Guangdong Sheng, China
Patent: 2
Beijing Shi, China
Patent: 2
Jiangsu Sheng, China
Patent: 2
CENTRE COUNTY, France
Patent: 2
Shenzhen Graduate School of Tsinghua University
Shanghai Shi, China
Patent: 1
Shanghai Jiao Tong University
Shanghai Shi, China
Patent: 1