With the analysis among 256,253 patents, we discovered top 465 key players by total patent application. Panasonic Holdings Corp., Matsushita Electronics Corp., Hitachi Ltd. are dominant in this area. They take 3.69% of the total patent filing.
With the analysis among related 99,011 patents applied in the last 5 years. We discover 500 most active companies in this area. The fast-growing China Petroleum & Chemical Corp., Xi'an Jiaotong University, Gree Electric Appliances, Inc. of Zhuhai take 0.81% of patent filing during this period.
With the analysis among related 99,011 patents in last 5 years, we discover 8 new entrants. Suzhou Inspur Intelligent Technology Co., Ltd., Guangdong Power Grid Co. Ltd., Southern University of Science & Technology are the most active new entrants in this area.
With the analysis among 34,617 patents, we discovered top 370 universities and scientific research institutions by total patent application. Tsinghua University, Zhejiang University, South China University of Technology are dominant in this area. They take 4.69% of the total patent filing.