With the analysis among 13,151 patents, we discovered top 472 key players by total patent application. International Business Machines Corp., Hitachi Ltd., Intel Corp. are dominant in this area. They take 10.08% of the total patent filing.
With the analysis among related 4,063 patents applied in the last 5 years. We discover 500 most active companies in this area. The fast-growing State Grid Corp. of China, Zhengzhou Yunhai Information Technology Co., Ltd., International Business Machines Corp. take 3.20% of patent filing during this period.
With the analysis among related 4,063 patents in last 5 years, we discover 283 new entrants. Guizhou Power Grid Corp., Smiths Medical PM, Inc., Nicira, Inc. are the most active new entrants in this area.
With the analysis among 1,146 patents, we discovered top 252 universities and scientific research institutions by total patent application. Shenyang University of Chemical Technology, University of Electronic Science & Technology of China, North China Electric Power University are dominant in this area. They take 13.18% of the total patent filing.