With the analysis among 250,100 patents, we discovered top 475 key players by total patent application. State Grid Corp. of China, Siemens AG, Siemens SA are dominant in this area. They take 5.37% of the total patent filing.
With the analysis among related 125,340 patents applied in the last 5 years. We discover 500 most active companies in this area. The fast-growing State Grid Corp. of China, Robert Bosch Corp., Robert Bosch GmbH take 3.55% of patent filing during this period.
With the analysis among related 125,340 patents in last 5 years, we discover 13 new entrants. Hunan Electric Power Co., Suzhou Inspur Intelligent Technology Co., Ltd., Hepu Energy Environmental Technology Co., Ltd. are the most active new entrants in this area.
With the analysis among 45,072 patents, we discovered top 400 universities and scientific research institutions by total patent application. Zhejiang University, North China Electric Power University, South China University of Technology are dominant in this area. They take 7.14% of the total patent filing.